Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022
Operating activities:
Net income	$ 29,650	$ 9,700
Reconciliation of net income to net cash provided by operating activities:
Depreciation, amortization, and accretion	25,705	24,061
Impairment and other charges	777	2,262
Loss on investments	157	159
Equity-based compensation expense	4,199	3,361
Provision for credit losses	190	31
Amortization and expense of financing costs	2,707	2,378
Insurance recoveries associated with damaged equipment	(2,850)	(3,750)
Gain on sale of assets	(432)	(980)
Provision (benefit) for deferred taxes	(805)	(66)
Other non-cash credits	(916)	(359)
Changes in operating assets and liabilities:
Accounts receivable	7,600	(16,661)
Inventories	(19,990)	(5,707)
Prepaid expenses and other current assets	1,313	(3,782)
Trade accounts payable and accrued expenses	2,893	17,069
Other	1,133	(1,768)
Net cash provided by (used in) operating activities	51,331	25,948
Investing activities:
Purchases of property, plant, and equipment, net	(30,240)	(32,678)
Proceeds from sale of property, plant, and equipment	658	1,489
Proceeds from insurance recoveries associated with damaged equipment	2,850	3,750
Purchase of investments	(350)	0
Other investing activities	(1,836)	(841)
Net cash used in investing activities	(28,918)	(28,280)
Financing activities:
Proceeds from credit agreements and long-term debt	97,384	1,695
Principal payments on credit agreements and long-term debt	(98,441)	(3,292)
Payments on financing lease obligations	(837)	(1,174)
Net cash used in financing activities	(1,894)	(2,771)
Effect of exchange rate changes on cash	(285)	(1,201)
Increase (decrease) in cash and cash equivalents	20,234	(6,304)
Cash and cash equivalents at beginning of period	13,592	31,551
Cash and cash equivalents at beginning of period	$ 33,826	$ 25,247