Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Operating activities:
Net income	$ 24,230	$ 9,444
Reconciliation of net income to net cash provided by operating activities:
Depreciation, amortization, and accretion	17,127	15,427
Impairment and other charges	777	2,262
Gain on investments	(403)	(390)
Equity-based compensation expense	2,768	2,263
Provision for credit losses	720	244
Amortization and expense of financing costs	1,781	1,573
Insurance recoveries associated with damaged equipment	(2,850)	(3,750)
Gain on sale of assets	(281)	(719)
Other non-cash credits	(737)	(313)
Changes in operating assets and liabilities:
Accounts receivable	(514)	(14,581)
Inventories	(8,549)	4,519
Prepaid expenses and other current assets	2,242	(2,282)
Trade accounts payable and accrued expenses	443	11,185
Other	603	(1,079)
Net cash provided by (used in) operating activities	37,357	23,803
Investing activities:
Purchases of property, plant, and equipment, net	23,274	20,412
Proceeds from sale of property, plant, and equipment	497	1,194
Proceeds from insurance recoveries associated with damaged equipment	2,850	3,750
Purchase of investment	(250)	0
Other investing activities	(1,827)	(451)
Net cash used in investing activities	(22,004)	(15,919)
Financing activities:
Proceeds from credit agreements and long-term debt	97,169	1,667
Principal payments on credit agreements and long-term debt	(98,237)	(3,267)
Payments on financing lease obligations	(689)	(1,174)
Net cash used in financing activities	(1,757)	(2,774)
Effect of exchange rate changes on cash	487	(329)
Increase in cash and cash equivalents	14,083	4,781
Cash and cash equivalents at beginning of period	13,592	31,551
Cash and cash equivalents at beginning of period	$ 27,675	$ 36,332