Consolidated Statements of Cash Flow - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Operating Activities:
Net loss	$ (1,219)	$ (2,440)
Adjustments to reconcile net loss to net cash provided by operating activities:
Depreciation and amortization	4,717	4,506
Deferred income tax	(296)	(1,928)
Write off of deferred financing costs		768
Share-based compensation expense	534	405
Net gain on asset disposals		(389)
Changes in assets and liabilities:
Accounts receivable, net	(6,523)	(4,238)
Inventory, net	(4,499)	652
Accounts payable	9,423	5,438
Accrued employment costs	(1,371)	(1,005)
Income taxes	32	269
Other, net	(790)	(495)
Net cash provided by operating activities	8	1,543
Investing Activities:
Capital expenditures	(1,413)	(818)
Proceeds from sale of property, plant and equipment		1,571
Net cash (used in) provided by investing activities	(1,413)	753
Financing Activities:
Borrowings under revolving credit facility	71,863	71,323
Payments on revolving credit facility	(68,721)	(88,585)
Borrowings under term loan facility		30,000
Payments on term loan facility, capital leases, and convertible notes	(1,598)	(14,033)
Payments of deferred financing costs		(702)
Proceeds from the issuance of common stock		500
Net cash provided by (used in) financing activities	1,544	(1,497)
Net increase in cash	139	799
Cash at beginning of period	75	112
Cash at end of period	$ 214	$ 911