CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016
Cash Flows from Operating Activities:
Net income	$ 34,134	$ 35,114
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	8,645	7,504
Provision for doubtful accounts	560	975
Stock-based compensation expense	1,116	239
Deferred income taxes	164	165
Excess tax benefit from exercise of equity awards		(385)
Changes in assets and liabilities:
Accounts receivable	28,101	19,530
Inventories	(16,189)	954
Prepaid expenses and other current assets	(2,191)	506
Other non-current assets	(3,945)	(141)
Accounts payable	(13,162)	(20,922)
Accrued expenses and other liabilities	(8,872)	(3,757)
Net cash (used for) provided by operating activities	28,361	39,782
Cash Flows from Investing Activities:
Purchases of equipment	(7,944)	(8,746)
Cash paid for Softmart		(33,983)
Net cash used for investing activities	(7,944)	(42,729)
Cash Flows from Financing Activities:
Dividend payment	(9,041)	(10,591)
Exercise of stock options	1,679
Issuance of stock under Employee Stock Purchase Plan	603	473
Excess tax benefit from exercise of equity awards		385
Payment of payroll taxes on stock-based compensation through shares withheld	(500)	(625)
Net cash used for financing activities	(7,259)	(10,358)
Increase (decrease) in cash and cash equivalents	13,158	(13,305)
Cash and cash equivalents, beginning of period	49,180	80,188
Cash and cash equivalents, end of period	62,338	66,883
Non-cash Investing and Financing Activities:
Accrued capital expenditures	294	160
Supplemental Cash Flow Information:
Income taxes paid	$ 24,293	$ 23,953