Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Operating activities
Net income (loss)	$ 2,529	$ (1,533)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Loss (income) from discontinued operation	30	(12)
Depreciation and amortization expense	8,332	8,491
Stock-based compensation expense	59	308
Amortization of debt issuance costs and debt discount	1,565	979
Deferred income taxes	28	593
Reclassification adjustment to foreign currency loss		1,329
Other, net	1,289	(190)
Changes in operating assets and liabilities:
Accounts receivable	(2,381)	66
Inventories	259	(5,028)
Prepaid expenses and other assets	1,136	1,593
Income taxes receivable, net	(5,239)	228
Accounts payable	(1,660)	(1,042)
Accrued expenses	5,686	(6,249)
Deferred revenue and customer deposits	629	(564)
Other liabilities	(216)	74
Cash provided by (used in) operating activities - continuing operations	12,046	(957)
Cash provided by (used in) operating activities - discontinued operation	(30)	12
Investing activities
Acquisitions of plant, equipment and leasehold improvements	(1,644)	(2,686)
Cash received from sale of Canadian subsidiary		1,451
Cash used in investing activities	(1,644)	(1,235)
Financing activities
Proceeds from Senior Credit Facility, net of discount	29,100
Debt issuance costs	(2,507)
Proceeds from Revolving Credit Facility		11,500
Payments on Revolving Credit Facility		(11,500)
Payments on finance lease obligations	(1,181)	(663)
Cash provided by (used in) financing activities	25,412	(663)
Effect of exchange rates on cash	(21)	36
Net increase (decrease) in cash and cash equivalents	35,763	(2,807)
Cash and cash equivalents, beginning of period	18,682	20,291
Cash and cash equivalents, end of period	54,445	17,484
Supplemental disclosures of cash flow information
Cash paid during the period for: Interest	11,519	11,660
Cash paid during the period for: Income taxes	16	340
Right-of-use assets obtained in exchange for lease obligations- Operating leases	141	8,533
Right-of-use assets obtained in exchange for lease obligations- Financing leases	763	3,366
Accounts payable, and accrued expenses for acquisitions of plant, equipment and leasehold improvements	$ 528	$ 841