CONDENSED CONSOLIDATED BALANCE SHEETS - unaudited - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Current assets
Cash and cash equivalents	$ 55,331	$ 7,798
Accounts receivable, net of allowance for credit losses	34,652	70,716
Derivative assets	233,442	4,131
Income taxes receivable	2,471	1,236
Other current assets	4,765	4,458
Total current assets	330,661	88,339
Property and equipment, net (full cost method)	1,160,559	1,120,425
Derivative assets	10,963	2,750
Other assets	6,764	6,724
Total assets	1,508,947	1,218,238
Current liabilities
Accounts payable and accrued liabilities	105,863	105,824
Derivative liabilities	103,092	23,450
Total current liabilities	208,955	129,274
Other liabilities	8,616	8,382
Deferred income taxes	3,744	1,424
Derivative liabilities	10,689	3,385
Long-term debt, net	592,624	555,028
Commitments and contingencies (Note 12)
Shareholders’ equity:
Preferred stock of $0.01 par value – 5,000,000 shares authorized; none issued	0	0
Common stock of $0.01 par value – 45,000,000 shares authorized; 15,157,919 and 15,135,598 shares issued as of March 31, 2020 and December 31, 2019, respectively	152	151
Paid-in capital	201,222	200,666
Retained earnings	483,005	319,987
Accumulated other comprehensive loss	(60)	(59)
Total shareholders’ equity	684,319	520,745
Total liabilities and shareholders’ equity	$ 1,508,947	$ 1,218,238