Merger with VEREIT, Inc. and Orion Office REIT Inc. Divestiture - Preliminary Fair Values of Assets Acquired and Liabilities Assumed (Details) - USD ($) $ in Thousands		12 Months Ended
	Nov. 01, 2021	Dec. 31, 2021	Dec. 31, 2020
ASSETS
Goodwill		$ 3,676,705	$ 14,180
LIABILITIES
Weighted average amortization period for acquired lease intangible assets		12 years 9 months 18 days	15 years 9 months 18 days
Weighted average amortization period for acquired lease intangible liabilities		15 years 10 months 24 days	16 years 8 months 12 days
VEREIT
ASSETS
Land	$ 3,037,751
Buildings	8,685,049
Total real estate held for investment	11,722,800
Cash and cash equivalents	128,411
Accounts receivable	53,355
Lease intangible assets	3,227,381
Goodwill	3,662,848
Investment in unconsolidated entities	194,876
Other assets	318,776
Total assets acquired	19,308,447
LIABILITIES
Accounts payable and accrued expenses	139,836
Lease intangible liabilities	953,730
Other liabilities	337,052
Total liabilities assumed	7,246,696
Net assets acquired, at fair value	12,061,751
Noncontrolling interests	1,352
Total purchase price	$ 12,060,399
Weighted average amortization period for acquired lease intangible assets	9 years 3 months 18 days
Weighted average amortization period for acquired lease intangible liabilities	26 years 1 month 6 days
VEREIT | Mortgages payable
LIABILITIES
Debt payable	$ 869,113
VEREIT | Notes payable
LIABILITIES
Debt payable	$ 4,946,965