CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
CURRENT ASSETS:
Cash and cash equivalents	$ 87,342	$ 91,877
Accounts receivable, net of allowance for doubtful accounts of $225 and $206, respectively	87,162	71,813
Inventories	13,070	7,671
Fair value contracts	112	0
Income tax receivable	2,735	2,587
Prepayments	2,097	2,589
Total current assets	192,518	176,537
PROPERTY AND EQUIPMENT:
Marketing	56,907	65,200
Transportation	70,849	70,732
Oil and gas (successful efforts method)	62,784	77,117
Other	108	187
Property and equipment	190,648	213,236
Less - Accumulated depreciation, depletion and amortization	(144,323)	(153,521)
Net property and equipment	46,325	59,715
OTHER ASSETS:
Investments	2,500	0
Cash deposits and other	5,529	6,963
Total assets	246,872	243,215
CURRENT LIABILITIES:
Accounts payable	79,897	74,117
Accounts payable - related party	53	40
Fair value contracts	64	195
Accrued and other liabilities	6,060	5,845
Total current liabilities	86,074	80,197
LONG-TERM DEBT	0	0
OTHER LIABILITIES:
Asset retirement obligations	2,329	2,469
Deferred taxes and other liabilities	7,157	8,039
Total liabilities	95,560	90,705
COMMITMENTS AND CONTINGENCIES (NOTE 6)
SHAREHOLDERS' EQUITY:
Preferred stock, $1.00 par value, 960,000 shares authorized, none outstanding	0	0
Common stock - $.10 par value, 7,500,000 shares authorized, 4,217,596 shares outstanding	422	422
Contributed capital	11,693	11,693
Retained earnings	139,197	140,395
Total shareholders' equity	151,312	152,510
Liabilities and shareholders' equity	$ 246,872	$ 243,215