Stockholders' Equity - AOCI (Details) - USD ($) $ in Thousands	3 Months Ended						9 Months Ended
	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Sep. 30, 2022	Sep. 30, 2021
AOCI Attributable to Noncontrolling Interest, Net of Tax [Abstract]
Beginning balance	$ 1,453,349	$ 1,495,920	$ 1,491,315	$ 1,787,691	$ 1,835,699	$ 1,958,678	$ 1,491,315	$ 1,958,678
Total other comprehensive loss	(6,068)	(9,810)	676	(3,900)	2,213	(8,733)	(15,202)	(10,419)
Ending balance	1,403,208	1,453,349	1,495,920	1,679,293	1,787,691	1,835,699	1,403,208	1,679,293
Accumulated Other Comprehensive Income
AOCI Attributable to Noncontrolling Interest, Net of Tax [Abstract]
Beginning balance	(510)	9,446	8,786	48,812	46,846	54,588	8,786	54,588
Other comprehensive income (loss) before reclassification		(9,810)		(3,926)		(8,502)
Amounts reclassified from AOCI		(146)		0		760
Total other comprehensive loss	(6,068)	(9,956)	660	(3,926)	1,966	(7,742)
Ending balance	(6,578)	(510)	9,446	44,886	48,812	46,846	(6,578)	44,886
Unrealized gain (loss) on real estate securities, available for sale
AOCI Attributable to Noncontrolling Interest, Net of Tax [Abstract]
Beginning balance				0	0	275		275
Other comprehensive income (loss) before reclassification				0		(1,035)
Amounts reclassified from AOCI				0		760
Total other comprehensive loss				0	0	(275)
Ending balance				0	0	0		0
Unrealized gain on net investment hedges
AOCI Attributable to Noncontrolling Interest, Net of Tax [Abstract]
Beginning balance	18,603	17,893	17,893	47,127	47,127	47,127	17,893	47,127
Other comprehensive income (loss) before reclassification		0		0		0
Amounts reclassified from AOCI		710		0		0
Total other comprehensive loss	0	710	0	0	0	0
Ending balance	18,603	18,603	17,893	47,127	47,127	47,127	18,603	47,127
Foreign currency translation gain (loss)
AOCI Attributable to Noncontrolling Interest, Net of Tax [Abstract]
Beginning balance	(19,113)	(8,447)	(9,107)	1,685	(281)	7,186	(9,107)	7,186
Other comprehensive income (loss) before reclassification		(9,810)		(3,926)		(7,467)
Amounts reclassified from AOCI		(856)		0		0
Total other comprehensive loss	(6,068)	(10,666)	660	(3,926)	1,966	(7,467)
Ending balance	(25,181)	(19,113)	(8,447)	(2,241)	1,685	(281)	(25,181)	(2,241)
AOCI Attributable to Noncontrolling Interest | OP
AOCI Attributable to Noncontrolling Interest, Net of Tax [Abstract]
Beginning balance	0	(146)	(162)	754	843	1,058	(162)	1,058
Other comprehensive income (loss) before reclassification		0		0		(190)
Amounts reclassified from AOCI		146		0		(25)
Total other comprehensive loss	0	146	16	(93)	(89)	(215)
Ending balance	0	0	(146)	661	754	843	0	661
AOCI Attributable to Noncontrolling Interest | Investment Entities
AOCI Attributable to Noncontrolling Interest, Net of Tax [Abstract]
Beginning balance	0	0	1,872	1,753	1,417	2,193	1,872	2,193
Other comprehensive income (loss) before reclassification			0
Amounts reclassified from AOCI			(1,872)
Total other comprehensive loss	0	0	(1,872)	119	336	(776)
Ending balance	0	0	0	1,872	1,753	1,417	0	1,872
Unrealized gain (loss) on real estate securities, available for sale | OP
AOCI Attributable to Noncontrolling Interest, Net of Tax [Abstract]
Beginning balance				0	0	(73)		(73)
Other comprehensive income (loss) before reclassification				0		98
Amounts reclassified from AOCI				0		(25)
Total other comprehensive loss				0	0	73
Ending balance				0	0	0		0
Unrealized gain on net investment hedges | OP
AOCI Attributable to Noncontrolling Interest, Net of Tax [Abstract]
Beginning balance	0	710	710	1,403	1,403	1,403	710	1,403
Other comprehensive income (loss) before reclassification		0		0		0
Amounts reclassified from AOCI		(710)		0		0
Total other comprehensive loss	0	(710)	0	0	0	0
Ending balance	0	0	710	1,403	1,403	1,403	0	1,403
Foreign currency translation gain (loss) | OP
AOCI Attributable to Noncontrolling Interest, Net of Tax [Abstract]
Beginning balance	0	(856)	(872)	(649)	(560)	(272)	(872)	(272)
Other comprehensive income (loss) before reclassification		0		(93)		(288)
Amounts reclassified from AOCI		856		0		0
Total other comprehensive loss	0	856	16	(93)	(89)	(288)
Ending balance	0	0	(856)	(742)	(649)	(560)	0	(742)
Foreign currency translation gain (loss) | Investment Entities
AOCI Attributable to Noncontrolling Interest, Net of Tax [Abstract]
Beginning balance	0	0	1,872	1,753	1,417	2,193	1,872	2,193
Other comprehensive income (loss) before reclassification			0
Amounts reclassified from AOCI			(1,872)
Total other comprehensive loss	0	0	(1,872)	119	336	(776)
Ending balance	$ 0	$ 0	$ 0	$ 1,872	$ 1,753	$ 1,417	$ 0	$ 1,872