Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 162,268	$ 253,515
Restricted cash	2,506	73,612
Accounts receivable, net of allowance for credit losses of $2,187 and $1,477, respectively	228,043	144,137
Other current assets	83,301	58,274
Total current assets	476,118	529,538
Property and equipment	2,945,654	2,938,154
Less accumulated depreciation	(1,337,814)	(1,280,509)
Property and equipment, net	1,607,840	1,657,645
Operating lease right-of-use assets	209,351	104,190
Other assets, net	62,188	34,655
Total assets	2,355,497	2,326,028
Current liabilities:
Accounts payable	131,898	87,959
Accrued liabilities	112,321	91,712
Current maturities of long-term debt	38,154	42,873
Current operating lease liabilities	48,102	55,739
Total current liabilities	330,475	278,283
Long-term debt	225,427	262,137
Operating lease liabilities	166,916	50,198
Deferred tax liabilities	97,373	86,966
Other non-current liabilities	53,452	975
Total liabilities	873,643	678,559
Commitments and contingencies
Shareholders' equity:
Common stock, no par, 240,000 shares authorized, 151,808 and 151,124 shares issued, respectively	1,297,296	1,292,479
Retained earnings	320,579	411,072
Accumulated other comprehensive loss	(136,021)	(56,082)
Total shareholders' equity	1,481,854	1,647,469
Total liabilities and shareholders' equity	$ 2,355,497	$ 2,326,028