UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Revenues:
Total revenues	$ 484,433	$ 452,417	$ 929,601	$ 839,673
Costs and expenses:
General and administrative	2,582	2,284	5,266	4,567
Depreciation and amortization	4,284	2,262	7,873	4,674
Total costs and expenses	485,076	448,119	924,991	834,298
Operating (losses) earnings	(643)	4,298	4,610	5,375
Other income (expense):
Gain on dissolution of investment	75	0	573	0
Interest income	731	498	1,387	885
Interest expense	(117)	(15)	(182)	(34)
Total other income (expense), net	689	483	1,778	851
Earnings before income taxes	46	4,781	6,388	6,226
Income tax provision	(40)	(1,161)	(1,474)	(1,468)
Net earnings	$ 6	$ 3,620	$ 4,914	$ 4,758
Earnings per share:
Basic net earnings per common share (in dollars per share)	$ 0	$ 0.86	$ 1.16	$ 1.13
Diluted net earnings per common share (in dollars per share)	0	0.86	1.16	1.13
Dividends per common share (in dollars per share)	$ 0.24	$ 0.22	$ 0.46	$ 0.44
Marketing
Revenues:
Total revenues	$ 467,040	$ 438,791	$ 896,801	$ 812,429
Costs and expenses:
Cost of goods and services sold	463,774	431,683	884,315	800,866
Transportation
Revenues:
Total revenues	17,393	13,626	32,800	27,244
Costs and expenses:
Cost of goods and services sold	$ 14,436	$ 11,890	$ 27,537	$ 24,191