Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Cash flows from operating activities
Net loss	$ (1,070,278)	$ (1,322,462)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization expense	216,101	204,528
Loss on derivatives	47,220	297,822
Loss on extinguishment of debt	188,433	237,065
Provision for bad debts and inventory obsolescence	1,294	4,329
Gain on involuntary conversion of assets		(418)
Share-based compensation expense	32,792	26,601
Net foreign currency adjustments	(4,126)	(5,141)
Changes in operating assets and liabilities:
Accounts receivable, net	618,853	(2,648)
Inventories	(24,141)	(2,351)
Prepaid expenses and other assets	(632,610)	(406,807)
Accounts payable	(136,767)	6,626
Accrued expenses and other liabilities	(25,258)	34,027
Advance ticket sales	417,877	75,634
Net cash used in operating activities	(370,610)	(853,195)
Cash flows from investing activities
Additions to property and equipment, net	(165,284)	(136,350)
Purchases of short-term investments		(205,000)
Proceeds from maturities of short-term investments	240,000
Cash paid on settlement of derivatives		(4,642)
Other	4,940	2,726
Net cash provided by (used in) investing activities	79,656	(343,266)
Cash flows from financing activities
Repayments of long-term debt	(935,444)	(870,396)
Proceeds from long-term debt	2,073,175	1,161,672
Due to NCLH, net	2,464	1,909
Contribution from NCLH		1,558,957
Net share settlement of restricted share units	(11,961)	(16,043)
Early redemption premium	(172,012)	(611,164)
Deferred financing fees and other	(34,767)	(25,742)
Net cash provided by financing activities	921,455	1,199,193
Net increase in cash and cash equivalents	630,501	2,732
Cash and cash equivalents at beginning of period	1,500,357	3,299,340
Cash and cash equivalents at end of period	$ 2,130,858	$ 3,302,072