Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	$ 485,883	$ 156,281
Restricted cash	25,519
Investment in bonds	5,720
Accounts receivable	196,633	256,315
Less: allowance for credit losses	(5,667)	(5,459)
Accounts receivable, net	190,966	250,856
Prepaid expenses and other current assets	74,871	68,658
Assets held for sale	2,000	1,000
Total current assets	784,959	476,795
Drilling and other property and equipment, net of accumulated depreciation	4,286,176	5,152,828
Other assets	209,498	204,421
Total assets	5,280,633	5,834,044
Current liabilities:
Accounts payable	35,210	68,586
Accrued liabilities	145,457	210,780
Taxes payable	15,948	23,228
Total current liabilities	196,615	302,594
Long-term debt		1,975,741
Deferred tax liability	32,447	47,528
Other liabilities	98,203	275,971
Commitments and contingencies (Note 10)
Total liabilities not subject to compromise	327,265	2,601,834
Liabilities subject to compromise	2,722,679
Stockholders’ equity:
Preferred stock (par value $0.01, 25,000,000 shares authorized, none issued and outstanding)
Common stock (par value $0.01, 500,000,000 shares authorized; 145,258,536 shares issued and 138,050,347 shares outstanding at June 30, 2020; 144,781,766 shares issued and 137,703,910 shares outstanding at December 31, 2019)	1,453	1,448
Additional paid-in capital	2,029,978	2,024,347
Retained earnings	405,441	1,412,201
Accumulated other comprehensive loss	(21)	(18)
Treasury stock, at cost (7,208,189 and 7,077,856 shares of common stock at June 30, 2020 and December 31, 2019, respectively)	(206,162)	(205,768)
Total stockholders’ equity	2,230,689	3,232,210
Total liabilities and stockholders’ equity	$ 5,280,633	$ 5,834,044