Unaudited Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015
Cash flows from operating activities:
Net income	$ 12,521	$ 10,699
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	12,935	12,778
Deferred taxes	(1,161)	(1,602)
Stock-based compensation	1,361	1,416
Earn-out obligation adjustment	(1,329)	527
Changes in operating assets and liabilities, net of impact of acquisition:
Receivables, net	(12,547)	(6,190)
Inventories	(8,250)	(8,792)
Other current assets and noncurrent assets	(5,762)	1,443
Accounts payable and deferred compensation	15,474	(721)
Accrued expenses and other current liabilities	2,492	(5,047)
Long-term lease obligations	(619)	(581)
Net cash provided by operating activities	15,115	3,930
Cash flows from investing activities:
Purchases of property and equipment	(4,224)	(5,212)
Proceeds from the sale of property and equipment	28	227
Cash paid for acquisitions, net of cash acquired	0	(188,771)
Net cash used in investing activities	(4,196)	(193,756)
Cash flows from financing activities:
Borrowings on loan agreement	133,279	351,596
Repayments on loan agreement	(134,012)	(156,994)
Earn-out obligation payments	(8,015)	0
Payment of debt financing costs	0	(2,699)
Payments on capital lease obligations	(546)	(479)
Payments of taxes for equity transactions	(499)	(342)
Dividends paid	(1,186)	(1,075)
Net cash (used in) provided by financing activities	(10,979)	190,007
Net (decrease) increase in cash and cash equivalents	(60)	181
Cash and cash equivalents at beginning of period	740	263
Cash and cash equivalents at end of period	$ 680	$ 444