Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Operating activities
Net income	$ 23,985	$ 36,540
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation expense	12,065	11,020
Amortization expense	3,866	3,866
Stock-based compensation expense	7,507	3,479
Amortization of debt issuance costs and debt discount	1,855	1,931
Loss on debt extinguishment	243	474
Deferred income taxes	331	1,555
Other, net	(655)	1,094
Changes in operating assets and liabilities:
Accounts receivable, net	6,795	(19,745)
Inventories	(1,638)	(10,702)
Prepaid expenses and other assets	2,346	(2,700)
Income taxes, net	(1,162)	362
Accounts payable	(11,260)	(453)
Accrued expenses and other liabilities	(7,506)	2,226
Deferred revenue and customer deposits	(2,731)	2,389
Cash provided by operating activities	34,041	31,336
Investing activities
Capital expenditures for plant, equipment and leasehold improvements, net	(6,405)	(17,867)
Other	183	95
Cash used in investing activities	(6,222)	(17,772)
Financing activities
Principal payments on Senior Notes	(16,954)	(24,938)
Principal payments on ABL Revolver	(18,000)	(30,000)
Proceeds from ABL Revolver	13,000	35,000
Payments on debt extinguishment and other	(368)	(1,939)
Proceeds from finance lease financing		2,074
Payments on finance lease obligations	(3,871)	(3,360)
Common stock repurchased	(250)
Cash used in financing activities	(26,443)	(23,163)
Effect of exchange rates on cash		(47)
Net increase (decrease) in cash and cash equivalents	1,376	(9,646)
Cash and cash equivalents, beginning of period	11,037	20,683
Cash and cash equivalents, end of period	12,413	11,037
Supplemental disclosures of cash flow information
Cash paid (refunded) during the period for: Interest	25,738	27,714
Cash paid (refunded) during the period for: Income taxes paid	10,462	12,584
Cash paid (refunded) during the period for: Income taxes refunded	(86)	(451)
Right-of-use assets obtained in exchange for lease obligations- Operating leases	3,091	816
Right-of-use assets obtained in exchange for lease obligations- Financing leases	11,285	9,124
Accounts payable and accrued expenses for capital expenditures for plant, equipment and leasehold improvements	$ 102	$ 462