UNAUDITED CONDENSED CONSOLIDATED STATEMENT OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Cash flows from operating activities:
Net loss	$ (26,152)	$ (8,284)
Adjustments to reconcile net loss to net cash provided in operating activities:
Depreciation and amortization	34,252	34,122
Stock-based compensation	3,286	2,031
Amortization of deferred financing costs	1,576	1,772
Deferred income taxes	(4,282)	1,198
Provision for bad debts	472	216
(Gain) loss on sales of property and equipment	(50)	55
Changes in operating assets and liabilities:
Accounts receivable	(1,925)	906
Inventories	(7,356)	2,322
Prepaid expenses and other current assets	(6,774)	(7,799)
Accounts payable	(3,098)	(4,443)
Accrued expenses and other liabilities	6,515	3,103
Income taxes payable	617	(40)
Other assets and liabilities	98	801
Net cash (used in) provided by operating activities	(2,821)	25,960
Cash flows from investing activities:
Capital expenditures	(2,622)	(2,894)
Net cash used in investing activities	(2,622)	(2,894)
Cash flows from financing activities:
Repayment of long-term debt	(2,473)	(11,581)
Payment of preferred dividends	(10,621)	(9,970)
Payment for redemption of convertible preferred stock	0	(5,330)
Proceeds from issuance of stock under employee stock purchase plan	146	163
Net cash used in financing activities	(12,948)	(26,718)
Effect of exchange rate changes on cash and cash equivalents	(7,892)	(3,056)
Net decrease in cash and cash equivalents	(26,283)	(6,708)
Cash and cash equivalents, beginning of period	61,930	50,030
Cash and cash equivalents, end of period	35,647	43,322
Cash paid for:
Cash paid for interest	15,295	14,822
Cash paid for income taxes	2,795	4,560
Supplemental schedule of non-cash investing and financing activities:
Accrued purchases of property and equipment	$ 244	$ 116