UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Revenues:
Total revenues	$ 486,744	$ 152,286	$ 812,235	$ 505,763
Costs and expenses:
General and administrative	2,961	2,731	6,337	5,625
Depreciation and amortization	4,801	4,278	9,854	8,751
Total costs and expenses	480,409	149,351	802,049	522,768
Operating earnings (losses)	6,335	2,935	10,186	(17,005)
Other income (expense):
Interest and other income	62	144	196	509
Interest expense	(204)	(68)	(424)	(218)
Total other (expense) income, net	(142)	76	(228)	291
Earnings (Losses) before income taxes	6,193	3,011	9,958	(16,714)
Income tax (provision) benefit	(1,484)	492	(2,441)	8,790
Net earnings (losses)	$ 4,709	$ 3,503	$ 7,517	$ (7,924)
Earnings (Losses) per share:
Basic net earnings (losses) per common share (in dollars per share)	$ 1.11	$ 0.83	$ 1.77	$ (1.87)
Diluted net earnings (losses) per common share (in dollars per share)	1.10	0.82	1.76	(1.87)
Dividends per common share (in dollars per share)	$ 0.24	$ 0.24	$ 0.48	$ 0.48
Marketing
Revenues:
Total revenues	$ 463,092	$ 140,141	$ 767,115	$ 477,362
Costs and expenses:
Cost of goods and services sold	453,081	131,454	748,288	484,319
Transportation
Revenues:
Total revenues	23,497	12,145	44,732	28,401
Costs and expenses:
Cost of goods and services sold	19,078	10,888	36,538	24,073
Pipeline and storage
Revenues:
Total revenues	155	0	388	0
Costs and expenses:
Cost of goods and services sold	$ 488	$ 0	$ 1,032	$ 0