Document And Entity Information [Abstract] Document And Entity Information Statement [Table] Statement [Table] Statement [Line Items] Basis of presentation Document Type Document Type Amendment Flag Amendment Flag Document Period End Date Document Period End Date Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Trading Symbol Trading Symbol Entity Registrant Name Entity Registrant Name Entity Central Index Key Entity Central Index Key Current Fiscal Year End Date Current Fiscal Year End Date Entity Current Reporting Status Entity Current Reporting Status Entity Filer Category Entity Filer Category Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Statement of Financial Position [Abstract] Assets [Abstract] ASSETS Total assets: Assets, Current [Abstract] Current Assets: Cash and Cash Equivalents, at Carrying Value Cash and cash equivalents, end of period Cash and cash equivalents, beginning of period Cash and cash equivalents Accounts Receivable, Net, Current Accounts receivable, net Inventory, Net Inventories Prepaid Expense and Other Assets, Current Prepaid expenses and other current assets Income Taxes Receivable, Current Income taxes receivable Assets, Current Total current assets Property, Plant and Equipment, Net Property and equipment, net Goodwill Goodwill Other Intangible Assets, Net Other intangibles, net Other Assets, Noncurrent Other assets Assets Total assets Total Assets Liabilities and Equity [Abstract] LIABILITIES AND STOCKHOLDERS' EQUITY Liabilities, Current [Abstract] Current Liabilities: Accounts Payable, Current Accounts payable Accrued Liabilities and Other Liabilities Accrued expenses and other liabilities Employee-related Liabilities, Current Accrued payroll Liabilities, Current Total current liabilities Deferred Income Tax Liabilities, Net Deferred income taxes Other Liabilities, Noncurrent Other liabilities Liabilities Total Liabilities Stockholders' Equity Attributable to Parent [Abstract] Stockholders' Equity: Common Stock, Value, Issued Common stock Additional Paid in Capital, Common Stock Additional paid-in capital Retained Earnings (Accumulated Deficit) Retained earnings Treasury Stock, Common, Value Treasury stock, at cost Stockholders' Equity Attributable to Parent Total Stockholders' Equity Liabilities and Equity Total Liabilities and Stockholders' Equity Condensed Consolidated Statements of Income Revenue, Net Net sales Cost of Revenue Cost of sales Gross Profit Gross profit Selling, General and Administrative Expense Selling, general and administrative expenses Operating Income (Loss) Operating income (loss) Income from operations Interest Income (Expense), Net Interest income (expense) Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Income before taxes Income Tax Expense (Benefit) Income tax provision Income tax benefits Net Income (Loss) Attributable to Parent Net income Net income Earnings Per Share Earnings per common share: Earnings per share: Earnings Per Share, Basic Basic Earnings Per Share, Diluted Diluted Weighted Average Number of Shares Outstanding, Diluted [Abstract] Shares used in computation of earnings per common share: Denominator: Weighted Average Number of Shares Outstanding, Basic Basic Denominator for basic earnings per share Weighted Average Number of Shares Outstanding, Diluted Diluted Denominator for diluted earnings per share Statement of Cash Flows [Abstract] Net Cash Provided by (Used in) Operating Activities, Continuing Operations [Abstract] Cash Flows from Operating Activities: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Adjustments to reconcile net income to net cash provided by operating activities: Depreciation, Depletion and Amortization, Nonproduction Depreciation and amortization Provision for Doubtful Accounts Provision for doubtful accounts Share-based Compensation Stock-based compensation expense Deferred Income Tax Expense (Benefit) Deferred income taxes Excess Tax Benefit from Share-based Compensation, Operating Activities Excess tax benefit from exercise of equity awards Increase (Decrease) in Operating Capital [Abstract] Changes in assets and liabilities: Increase (Decrease) in Accounts Receivable Accounts receivable Increase (Decrease) in Inventories Inventories Increase (Decrease) in Prepaid Expense and Other Assets Prepaid expenses and other current assets Increase (Decrease) in Other Noncurrent Assets Other non-current assets Increase (Decrease) in Accounts Payable Accounts payable Increase (Decrease) in Accrued Liabilities and Other Operating Liabilities Accrued expenses and other liabilities Net Cash Provided by (Used in) Operating Activities, Continuing Operations Net cash provided by operating activities Net Cash Provided by (Used in) Investing Activities, Continuing Operations [Abstract] Cash Flows from Investing Activities: Payments to Acquire Businesses, Net of Cash Acquired Cash paid for acquisitions Purchase price at closing, net of cash acquired Payments to Acquire Property, Plant, and Equipment Purchases of property and equipment Net Cash Provided by (Used in) Investing Activities, Continuing Operations Net cash used for investing activities Net Cash Provided by (Used in) Financing Activities, Continuing Operations [Abstract] Cash Flows from Financing Activities: Payments of Dividends Dividend payment Proceeds from Stock Options Exercised Exercise of stock options Excess Tax Benefit from Share-based Compensation, Financing Activities Excess tax benefit from exercise of equity awards Payments Related to Tax Withholding for Share-based Compensation Payment of payroll taxes on stock-based compensation through shares withheld Net Cash Provided by (Used in) Financing Activities, Continuing Operations Net cash used for financing activities Cash and Cash Equivalents, Period Increase (Decrease) Increase in cash and cash equivalents Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract] Non-cash Investing and Financing Activities: Capital Expenditures Incurred but Not yet Paid Accrued capital expenditures Supplemental Cash Flow Information [Abstract] Supplemental Cash Flow Information: Income Taxes Paid Income taxes paid Basis of Presentation Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Basis of Presentation Earnings Per Share [Text Block] Earnings Per Share Acquisitions Business Combination Disclosure [Text Block] Acquisitions Segment and Related Disclosures Segment Reporting Disclosure [Text Block] Segment and Related Disclosures Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Commitments And Contingencies Bank Borrowings and Trade Credit Arrangements Debt Disclosure [Text Block] Bank Borrowing and Trade Credit Arrangements Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Computation of Basic and Diluted Earnings Per Share Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block] Schedule of outstanding nonvested stock units excluded from computation of diluted earnings per share Schedule of Business Acquisitions, by Acquisition [Table] Business Acquisition [Line Items] Acquisitions Schedule of Business Acquisitions, by Acquisition [Table Text Block] Components of the net assets acquired and liabilities assumed at fair value Schedule of Segment Reporting Information, by Segment [Table Text Block] Segment Information Applicable to Reportable Operating Segments New Accounting Pronouncements or Change in Accounting Principle [Table] New Accounting Pronouncements or Change in Accounting Principle [Line Items] New accounting pronouncements Basic And Diluted Earning Per Share [Abstract] Basic And Diluted Earning Per Share Net Income (Loss) Attributable to Parent [Abstract] Numerator: Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements Dilutive effect of employee stock awards Earnings Per Share, Diluted, Other Disclosures [Abstract] Additional Disclosure Value of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented. Antidilutive Securities Value Excluded From Computation Of Earnings Per Share Amount Employee stock awards excluded from computation Goodwill and Intangible Assets Disclosure Segments [Axis] Segment [Domain] Segments [Domain] Small and Medium Sized Businesses segment [Member] Small And Medium Sized Businesses Segment [Member] Small and Medium Sized Businesses (SMB) Business Combination, Consideration Transferred [Abstract] Acquisition Business Acquisition, Transaction Costs Transaction costs related to acquisition Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net [Abstract] Components of purchase price: Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets Current assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment Fixed assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles Intangible asset Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets Total assets acquired Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities Acquired liabilities Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities Deferred taxes, unrecognized tax benefits Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net Net assets acquired Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents Less cash acquired Business Acquisition, Goodwill, Expected Tax Deductible Amount Goodwill related to acquisition deductible for tax purposes Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Large Account Segment [Member] Large Account Segment [Member] Large Account Public Sector [Member] Public Sector [Member] Public Sector Segment Reporting Information [Line Items] Segment Reporting Information Number of Reportable Segments Number of reportable segments Number of Operating Segments Number of operating segments Revenue, Net [Abstract] Net sales: Operating Income (Loss) [Abstract] Operating income (loss): Segment Reporting Information, Operating Income (Loss) [Abstract] Selected operating expense: Depreciation, Depletion and Amortization [Abstract] Depreciation and amortization: Sum of the carrying amounts as of the balance sheet date of all assets that are recognized net of intercompany balance eliminations. Assets, Net of Intercompany Balance Eliminations Assets net of intercompany balance eliminations Subordinated Borrowing [Table] Subordinated Borrowing [Table] Range [Axis] Range [Member] Range [Domain] Maximum [Member] Maximum Balance Sheet Location [Axis] Balance Sheet Location [Domain] Financial Statement Line Items with Differences in Reported Amount and Reporting Currency Denominated Amounts [Domain] Accounts Payable [Member] Accounts Payable Variable Rate [Axis] Variable Rate [Domain] Variable Rate [Domain] Prime Rate [Member] Prime Rate London Interbank Offered Rate L I B O R [Member] One-month LIBOR rate Subordinated Borrowing [Line Items] Subordinated Borrowing Line of Credit Facility, Current Borrowing Capacity Line of credit, borrowing capacity Line of Credit Facility, Expiration Date Credit facility, expiration date Line of Credit Facility, Maximum Borrowing Capacity Line of credit, maximum borrowing capacity Debt Instrument, Interest Rate, Stated Percentage Debt instrument, interest rate Debt Instrument, Description of Variable Rate Basis Debt instrument, description of variable rate basis Ratio of Indebtedness to Net Capital Debt ratio Long-term Line of Credit Line of credit, outstanding borrowing Line of Credit Facility, Remaining Borrowing Capacity Line of credit, available for borrowing Collateralized Agreements [Abstract] Trade credit agreements Represents the number of financial institutions the company had security agreements with. Number Of Financial Institutions With Security Agreement Number of financial institutions facilitating purchase of inventory Other Secured Financings Amount owed to financial institution for inventory financing Business Acquisition [Axis] Business Acquisition Acquiree [Domain] Business Acquisition, Acquiree [Domain] Represents information pertaining to acquisition of Softmart. Softmart [Member] Softmart Represents information pertaining to the acquisition of GlobalServe, Inc. Globalserve [Member] GlobalServe Adjustments for New Accounting Pronouncements [Axis] Type Of Adoption [Member] Type of Adoption [Domain] Accounting Standards Update 2016-09 Compensation - Stock Compensation (Topic 718): Improvements to Employee Share-Based Payment Accounting. Accounting Standards Update201609 [Member] ASU 2016-09 Income Statement Location [Axis] Income Statement Location [Domain] Income Statement Location [Domain] Selling General And Administrative Expenses [Member] Selling, General and Administrative Expenses Finite-Lived Intangible Assets by Major Class [Axis] Finite Lived Intangible Assets Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Customer Relationships [Member] Customer relationships Consolidation Items [Axis] Consolidation Items [Domain] Consolidation Items [Domain] Operating Segments [Member] Operating Segments Corporate Non Segment [Member] Headquarters/Other Intersegment Elimination [Member] Intersegment Elimination