Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Cash Flows From Operating Activities:
Net income (loss)	$ 6,100,000	$ 1,600,000	$ (1,200,000)	$ (11,900,000)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	1,200,000	1,500,000	3,900,000	4,100,000
Non-cash interest expense	100,000	100,000	200,000	200,000
Stock-based compensation	400,000	500,000	1,000,000.0	1,600,000
Deferred income taxes				11,000,000.0
Goodwill impairment			9,500,000
Restructuring charge	1,500		1,500,000
Changes in operating assets and liabilities:
Trade accounts receivable	9,700,000	8,200,000	(25,300,000)	(19,500,000)
Inventories, net	800,000	(1,000,000.0)	31,700,000	(8,700,000)
Trade accounts payable	5,000,000.0	(1,200,000)	11,100,000	16,900,000
Other	2,100,000	(100,000)	3,300,000	(3,900,000)
Cash provided by (used in) continuing operating activities	25,400,000	9,600,000	35,700,000	(10,200,000)
Cash used in discontinued operating activities		(100,000)	(100,000)	(300,000)
Total cash provided by (used in) operating activities	25,400,000	9,500,000	35,600,000	(10,500,000)
Cash Flows From Investing Activities:
Capital expenditures	(700,000)	(400,000)	(1,500,000)	(1,200,000)
Total cash used in investing activities	(700,000)	(400,000)	(1,500,000)	(1,200,000)
Cash Flows From Financing Activities:
Borrowings (repayments) of debt, net	(25,700,000)	(7,300,000)	(35,500,000)	13,900,000
Repurchase of shares to satisfy employee tax withholdings				(100,000)
Total cash provided by (used in) financing activities	(25,700,000)	(7,300,000)	(35,500,000)	13,800,000
Net increase (decrease) in cash and equivalents	(1,000,000.0)	1,800,000	(1,400,000)	2,100,000
Cash and equivalents, beginning of period	1,800,000	1,100,000	2,200,000	800,000
Cash and equivalents, end of period	800,000	2,900,000	800,000	2,900,000
Supplemental Disclosure of Cash Flow Information:
Interest paid	700,000	1,800,000	2,900,000	4,500,000
Income taxes paid	$ (400,000)			100,000
Non-cash financing activities:
Assets acquired with debt obligations		$ 400,000	$ 200,000	$ 1,800,000