SCHEDULE III - REAL ESTATE ASSETS AND ACCUMULATED DEPRECIATION - Rollforward of Real Estate and Accumulated Depreciation (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Real estate:
Balance at the beginning of the year	$ 5,994,208	$ 5,966,695	$ 5,880,583
Acquisitions	101,413	96,157	110,752
Improvements	65,111	47,319	47,354
Impairment	(160,550)	(11,063)	(6,776)
Sale of real estate	(110,901)	(102,575)	(63,050)
Foreign currency translation	(10,247)	524	3,448
Write-off of fully depreciated assets	(6,346)	(2,849)	(5,616)
Balance at the end of the year	5,872,688	5,994,208	5,966,695
Accumulated depreciation:
Balance at the beginning of the year	(831,324)	(681,657)	(539,213)
Depreciation expense	(170,159)	(170,264)	(166,086)
Impairment	66,603	1,666	2,773
Sale of real estate	13,217	16,097	15,886
Foreign currency translation	1,972	(15)	(633)
Write-off of fully depreciated assets	6,346	2,849	5,616
Balance at the end of the year	$ (913,345)	$ (831,324)	$ (681,657)