Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Operating activities:
Net income	$ 6,033	$ 7,719
Reconciliation of net income to net cash provided by operating activities:
Depreciation, amortization, and accretion	8,670	7,679
Loss (gain) on investments	505	(1,100)
Equity-based compensation expense	1,276	1,104
Provision for (recovery of) credit losses	(21)	61
Amortization and expense of financing costs	884	780
Insurance recoveries associated with damaged equipment	(2,850)	(3,750)
Gain on sale of assets	(170)	(218)
Other non-cash credits	(100)	(101)
Changes in operating assets and liabilities:
Accounts receivable	12,626	(13,185)
Inventories	(11,313)	4,579
Prepaid expenses and other current assets	4,496	2,510
Trade accounts payable and accrued expenses	(11,179)	9
Other	128	(153)
Net cash provided by (used in) operating activities	8,985	5,934
Investing activities:
Purchases of property, plant, and equipment, net	12,784	9,305
Proceeds from sale of property, plant, and equipment	289	416
Proceeds from insurance recoveries associated with damaged equipment	2,850	3,750
Other investing activities	(1,552)	(453)
Net cash used in investing activities	(11,197)	(5,592)
Financing activities:
Proceeds from long-term debt and credit agreements	52,756	1,533
Principal payments on long-term debt and credit agreements	(47,362)	(811)
Payments on financing lease obligations	(258)	0
Net cash provided by financing activities	5,136	722
Effect of exchange rate changes on cash	167	236
Increase in cash and cash equivalents	3,091	1,300
Cash and cash equivalents at beginning of period	13,592	31,551
Cash and cash equivalents at end of period	$ 16,683	$ 32,851