Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Cash Flows From Operating Activities:
Net income	$ 1,400,000	$ 4,700,000	$ 2,700,000	$ 16,500,000
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Income (loss) from discontinued operations	(100,000)	100,000	0	(4,300,000)
Depreciation and amortization	1,300,000	1,000,000	3,600,000	2,800,000
Non-cash interest expense		100,000	200,000	300,000
Stock-based compensation	500,000	400,000	1,600,000	1,200,000
Deferred taxes	900,000	2,400,000	800,000	9,300,000
Changes in operating assets and liabilities:
Trade accounts receivable	13,600,000	4,100,000	(28,200,000)	(20,900,000)
Net inventories	(11,200,000)	(6,000,000)	(27,100,000)	(18,000,000)
Trade accounts payable	3,100,000	1,000,000	19,500,000	12,700,000
Other	(3,300,000)	2,500,000	(7,600,000)	(1,100,000)
Cash provided by (used in) continuing operating activities	6,200,000	10,300,000	(34,500,000)	(1,500,000)
Cash (used in) provided by discontinued operating activities	(2,200,000)	(800,000)	(3,900,000)	3,600,000
Total cash provided by (used in) operating activities	4,000,000	9,500,000	(38,400,000)	2,100,000
Cash Flows From Investing Activities:
Capital expenditures	(2,200,000)	(1,500,000)	(5,700,000)	(2,700,000)
Acquisition				(17,300,000)
Total cash used in investing activities	(2,200,000)	(1,500,000)	(5,700,000)	(20,000,000)
Cash Flows From Financing Activities:
Borrowings of debt, net	(1,600,000)	(7,700,000)	45,900,000	19,100,000
Repurchase shares of common stock			(900,000)	(400,000)
Total cash (used in) provided by financing activities	(1,600,000)	(7,700,000)	45,000,000	18,700,000
Net increase in cash and equivalents	200,000	300,000	900,000	800,000
Cash and equivalents, beginning of period	1,000,000	800,000	300,000	300,000
Cash and equivalents, end of period	1,200,000	1,100,000	1,200,000	1,100,000
Supplemental Disclosure of Cash Flow Information:
Interest paid	$ 800,000	$ 500,000	1,900,000	1,400,000
Income taxes paid			$ 400,000	$ 400,000