UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Operating activities:
Net (losses) earnings	$ (1,999)	$ 6,090
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation and amortization	7,050	5,013
Gains on sales of property	(31)	(491)
Provision for doubtful accounts	(3)	(5)
Stock-based compensation expense	283	195
Deferred income taxes	(1,424)	561
Net change in fair value contracts	(487)	(20)
Changes in assets and liabilities:
Accounts receivable	30,916	(74,660)
Accounts receivable/payable, affiliates	(31)	48
Inventories	4,644	(23,440)
Income tax receivable	0	1,284
Prepayments and other current assets	90	684
Accounts payable	(12,653)	91,211
Accrued liabilities	(2,514)	(775)
Other	(134)	178
Net cash provided by operating activities	23,707	5,873
Investing activities:
Property and equipment additions	(1,900)	(3,694)
Proceeds from property sales	441	856
Net cash used in investing activities	(1,459)	(2,838)
Financing activities:
Borrowings under Credit Agreement	18,000	0
Repayments under Credit Agreement	(18,625)	0
Principal repayments of finance lease obligations	(1,576)	(1,139)
Net proceeds from sale of equity	549	0
Dividends paid on common stock	(681)	(1,068)
Net cash used in financing activities	(2,333)	(2,207)
Increase in cash and cash equivalents, including restricted cash	19,915	828
Cash and cash equivalents, including restricted cash, at beginning of period	31,067	107,317
Cash and cash equivalents, including restricted cash, at end of period	$ 50,982	$ 108,145