Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 182,651	$ 186,604
Restricted cash		2,507
Accounts receivable, net of allowance for credit losses of $2,966 and $2,277, respectively	253,147	212,779
Other current assets	76,212	58,699
Total current assets	512,010	460,589
Property and equipment	3,059,103	3,016,312
Less accumulated depreciation	(1,450,115)	(1,374,697)
Property and equipment, net	1,608,988	1,641,615
Operating lease right-of-use assets	177,942	197,849
Deferred recertification and dry dock costs, net	77,243	38,778
Other assets, net	47,662	50,507
Total assets	2,423,845	2,389,338
Current liabilities:
Accounts payable	145,937	135,267
Accrued liabilities	142,609	73,574
Current maturities of long-term debt	38,499	38,200
Current operating lease liabilities	55,667	50,914
Total current liabilities	382,712	297,955
Long-term debt	222,469	225,875
Operating lease liabilities	131,175	154,686
Deferred tax liabilities	99,864	98,883
Other non-current liabilities	55,697	95,230
Total liabilities	891,917	872,629
Commitments and contingencies
Shareholders' equity:
Common stock, no par, 240,000 shares authorized, 150,810 and 151,935 shares issued, respectively	1,291,307	1,298,740
Retained earnings	325,223	323,288
Accumulated other comprehensive loss	(84,602)	(105,319)
Total shareholders' equity	1,531,928	1,516,709
Total liabilities and shareholders' equity	$ 2,423,845	$ 2,389,338