UNAUDITED CONDENSED CONSOLIDATED STATEMENT OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Cash flows from operating activities:
Net (loss) income	$ (3,169)	$ 8,184
Adjustments to reconcile net (loss) income to net cash provided in operating activities:
Depreciation and amortization	11,444	11,423
Stock-based compensation	902	752
Amortization of Debt Issuance Costs	511	774
Deferred income taxes	(981)	937
Provision for bad debts	138	396
Loss on sales of property and equipment	5	7
Changes in operating assets and liabilities:
Accounts receivable	(321)	5,576
Inventories	(2,312)	1,256
Prepaid expenses and other current assets	(3,401)	(1,645)
Accounts payable	14	(2,584)
Accrued expenses and other liabilities	(292)	(607)
Income taxes payable	(214)	447
Other assets and liabilities	163	(1,590)
Net cash provided by operating activities	2,487	23,326
Cash flows from investing activities:
Capital expenditures	(596)	(430)
Net cash used in investing activities	(596)	(430)
Cash flows from financing activities:
Repayment of long-term debt	(823)	(9,904)
Payment of preferred dividends	(4,023)	(3,002)
Payment for redemption of convertible preferred stock	0	(5,330)
Net cash used in financing activities	(4,846)	(18,236)
Effect of exchange rate changes on cash and cash equivalents	291	(1,822)
Net (decrease) increase in cash and cash equivalents	(2,664)	2,838
Cash and cash equivalents, beginning of period	61,930	50,030
Cash and cash equivalents, end of period	59,266	52,868
Cash paid for:
Cash paid for interest	4,788	5,012
Cash paid for income taxes	1,945	842
Supplemental schedule of non-cash investing and financing activities:
Accrued purchases of property and equipment	$ 96	$ 95