CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Cash flows from operating activities:
Net income (loss)	$ (544,603)	$ (311,382)	$ 259,750
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	485,965	498,908	428,448
Amortization of debt issuance costs and debt discounts and premiums as interest	21,036	14,870	11,117
Straight line rental income	2,621	714	10,719
Security deposits utilized or replenished	0	(109,162)	(23,549)
Loss on early extinguishment of debt	0	9,394	8,451
Loss on asset impairment	78,620	55,756	39,296
Unrealized (gains) losses on equity securities, net	(22,535)	(19,882)	40,461
Equity in (earnings) losses of an investee	941	9,910	(393)
Distribution of earnings from Affiliates Insurance Company	0	0	2,423
Gain on sale of real estate, net	(11,522)	(2,261)	(159,535)
Gain on insurance settlement	0	(62,386)	0
Deferred income taxes	(1,688)	13,850	(127)
Other non-cash income expense, net	(2,625)	(2,558)	(614)
Changes in assets and liabilities:
Due from related persons	(5,875)	(33)	3,272
Other assets	60,182	(78,340)	(11,385)
Accounts payable and other liabilities	(5,061)	2,296	60,484
Due to related persons	(5,552)	17,910	(51,096)
Net cash provided by operating activities	49,904	37,604	617,722
Cash flows from investing activities:
Real estate acquisitions and deposits	(7,709)	(7,090)	(2,713,191)
Real estate improvements	(95,017)	(69,082)	(150,531)
Hotel managers’ purchases with restricted cash	(24,565)	(153,626)	(208,241)
Hotel manager’s deposit of insurance proceeds into restricted cash	0	22,488	25,000
Net proceeds from sale of real estate	51,412	167,542	816,450
Net proceeds from sale of equity securities	0	0	93,892
Distributions in excess of earnings from Affiliates Insurance Company	12	286	6,577
Net cash used in investing activities	(101,310)	(51,807)	(2,130,044)
Cash flows from financing activities:
Proceeds from issuance of senior unsecured notes, net of discounts and premiums	0	1,250,000	1,693,879
Repayment of senior unsecured notes	0	(405,971)	0
Repayment of term loan	0	(400,000)	0
Borrowings under revolving credit facility	984,027	1,189,094	1,124,000
Repayments of revolving credit facility	(62,451)	(1,487,670)	(924,000)
Debt issuance costs	(6,822)	(26,903)	(21,882)
Repurchase of common shares	(790)	(346)	(800)
Distributions to common shareholders	(6,596)	(93,804)	(353,619)
Net cash provided by financing activities	907,368	24,400	1,517,578
Increase in cash and cash equivalents and restricted cash	855,962	10,197	5,256
Cash and cash equivalents and restricted cash at beginning of year	91,456	81,259	76,003
Cash and cash equivalents and restricted cash at end of year	947,418	91,456	81,259
Sonesta International Hotels Corporation
Cash flows from investing activities:
Investments	(25,443)	(5,314)	0
TravelCenters of America LLC
Cash flows from investing activities:
Investments	$ 0	$ (7,011)	$ 0