CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Current assets
Cash and cash equivalents	$ 17,864	$ 11,017
Accounts receivable, net of allowance for doubtful accounts	66,038	69,821
Derivative assets	34,932	0
Income taxes receivable	2,471	0
Other current assets	5,125	6,250
Total current assets	126,430	87,088
Property and equipment, net	927,994	529,059
Derivative assets	10,100	0
Deferred income taxes	1,949	4,943
Other assets	2,481	8,507
Total assets	1,068,954	629,597
Current liabilities
Accounts payable and accrued liabilities	103,700	96,181
Derivative liabilities	991	27,777
Total current liabilities	104,691	123,958
Other liabilities	5,533	4,833
Derivative liabilities	0	13,900
Long-term debt	511,375	265,267
Commitments and contingencies (Note 15)
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; 15,080,594 and 15,018,870 shares issued as of December 31, 2018 and December 31, 2017, respectively	151	150
Paid-in capital	197,630	194,123
Retained earnings	249,492	27,366
Accumulated other comprehensive income	82	0
Total shareholders’ equity	447,355	221,639
Total liabilities and shareholders’ equity	$ 1,068,954	$ 629,597