Notes Payable - Note Issuances (Details)			1 Months Ended
	Nov. 30, 2021 USD ($)	Nov. 09, 2021 USD ($)	Nov. 30, 2021 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2022 GBP (£)	Oct. 31, 2022 USD ($)	Jan. 31, 2022 GBP (£)	Dec. 31, 2021 USD ($)	Dec. 31, 2021 GBP (£)	Nov. 01, 2021 USD ($)	Jul. 31, 2021 GBP (£)	Dec. 31, 2020 USD ($)	Oct. 31, 2020 GBP (£)	Jul. 31, 2020 USD ($)	May 31, 2020 USD ($)	Dec. 31, 2019 USD ($)
Notes payable | 1.875% Notes due 2027
Debt
Interest rate (as a percent)				1.875%	1.875%		0.01875%
Principal amount | £					£ 250,000,000		£ 250,000,000
Price of par value (as a percent)				99.487%	99.487%
Effective yield (as a percent)				1.974%	1.974%
Notes payable | 2.500% Notes due 2042
Debt
Interest rate (as a percent)				2.50%	2.50%		0.025%
Principal amount | £					£ 250,000,000		£ 250,000,000
Price of par value (as a percent)				98.445%	98.445%
Effective yield (as a percent)				2.584%	2.584%
Notes payable | 3.160% Notes due 2030
Debt
Interest rate (as a percent)				3.16%	3.16%
Principal amount | £					£ 140,000,000
Price of par value (as a percent)				100.00%	100.00%
Effective yield (as a percent)				3.16%	3.16%
Notes payable | 3.180% Notes due 2032
Debt
Interest rate (as a percent)				3.18%	3.18%
Principal amount | £					£ 345,000,000
Price of par value (as a percent)				100.00%	100.00%
Effective yield (as a percent)				3.18%	3.18%
Notes payable | 3.390% notes due 2037
Debt
Interest rate (as a percent)				3.39%	3.39%
Principal amount | £					£ 115,000,000
Price of par value (as a percent)				100.00%	100.00%
Effective yield (as a percent)				3.39%	3.39%
Notes payable | 5.625% Notes due 2032
Debt
Interest rate (as a percent)				5.625%	5.625%	5.625%
Principal amount				$ 750,000,000		$ 750,000,000
Notes payable | 1.125% Notes due 2027
Debt
Interest rate (as a percent)				1.125%	1.125%			1.125%	1.125%		0.01125%
Principal amount | £					£ 400,000,000				£ 400,000,000		£ 400,000,000
Price of par value (as a percent)								99.305%	99.305%
Effective yield (as a percent)								1.242%	1.242%
Notes payable | 1.750% Notes due 2033
Debt
Interest rate (as a percent)				1.75%	1.75%			1.75%	1.75%		0.0175%
Principal amount | £					£ 350,000,000				£ 350,000,000		£ 350,000,000
Price of par value (as a percent)								99.842%	99.842%
Effective yield (as a percent)								1.757%	1.757%
Notes payable | 3.250% notes, issued in May 2020 and due in January 2031
Debt
Interest rate (as a percent)															3.25%
Principal amount				$ 600,000,000											$ 600,000,000
Price of par value (as a percent)															98.99%
Effective yield (as a percent)															3.364%
Notes payable | 3.250% notes, issued in July 2020 and due in January 2031
Debt
Interest rate (as a percent)														3.25%
Principal amount				$ 350,000,000										$ 350,000,000
Price of par value (as a percent)														108.24%
Effective yield (as a percent)														2.341%
Notes payable | 1.625% Notes due 2030
Debt
Interest rate (as a percent)				1.625%	1.625%							1.625%	0.01625%
Principal amount | £					£ 400,000,000								£ 400,000,000
Price of par value (as a percent)													99.19%
Effective yield (as a percent)													1.712%
Notes payable | 0.750% Notes due 2026
Debt
Interest rate (as a percent)				0.75%	0.75%			0.75%	0.75%
Principal amount				$ 325,000,000				$ 325,000,000				$ 325,000,000
Price of par value (as a percent)												99.19%
Effective yield (as a percent)												0.908%
Notes payable | 1.800% Notes due 2033
Debt
Interest rate (as a percent)				1.80%	1.80%			1.80%	1.80%
Principal amount				$ 400,000,000				$ 400,000,000				$ 400,000,000
Price of par value (as a percent)												98.47%
Effective yield (as a percent)												1.941%
Notes payable | 4.600% notes, $500 issued February 2014, of which $485 was exchanged in November 2021, both due in February 2024
Debt
Interest rate (as a percent)	4.60%		4.60%	4.60%	4.60%
Principal amount				$ 500,000,000
Price of par value (as a percent)	100.00%		100.00%
Effective yield (as a percent)	4.60%		4.60%
Amount exchanged	$ 485,000,000		$ 485,000,000
Notes payable | 4.625% notes, $550 issued October 2018, of which $544 was exchanged in November 2021, both due in November 2025
Debt
Interest rate (as a percent)	4.625%		4.625%	4.625%	4.625%
Principal amount				$ 550,000,000
Price of par value (as a percent)	100.00%		100.00%
Effective yield (as a percent)	4.625%		4.625%
Amount exchanged	$ 544,000,000		$ 544,000,000
Notes payable | 4.875% notes, $600 issued June 2016, of which $596 was exchanged in November 2021, both due in June 2026
Debt
Interest rate (as a percent)	4.875%		4.875%	4.875%	4.875%
Principal amount				$ 600,000,000
Price of par value (as a percent)	100.00%		100.00%
Effective yield (as a percent)	4.875%		4.875%
Amount exchanged	$ 596,000,000		$ 596,000,000
Notes payable | 3.950% notes, $600 issued August 2017, of which $594 was exchanged in November 2021, both due in August 2027
Debt
Interest rate (as a percent)	3.95%		3.95%	3.95%	3.95%
Principal amount				$ 600,000,000
Price of par value (as a percent)	100.00%		100.00%
Effective yield (as a percent)	3.95%		3.95%
Amount exchanged	$ 594,000,000		$ 594,000,000
Notes payable | 3.400% notes, $600 issued June 2020, of which $598 was exchanged in November 2021, both due in January 2028
Debt
Interest rate (as a percent)	3.40%		3.40%	3.40%	3.40%
Principal amount				$ 600,000,000
Price of par value (as a percent)	100.00%		100.00%
Effective yield (as a percent)	3.40%		3.40%
Amount exchanged	$ 598,000,000		$ 598,000,000
Notes payable | 2.200% notes, $500 issued November 2020, of which $497 was exchanged in November 2021, both due in June 2028
Debt
Interest rate (as a percent)	2.20%		2.20%	2.20%	2.20%
Principal amount				$ 500,000,000
Price of par value (as a percent)	100.00%		100.00%
Effective yield (as a percent)	2.20%		2.20%
Amount exchanged	$ 497,000,000		$ 497,000,000
Notes payable | 3.100% notes, $600 issued December 2019, of which $596 was exchanged in November 2021, both due in December 2029
Debt
Interest rate (as a percent)	3.10%		3.10%	3.10%	3.10%
Principal amount				$ 599,000,000						$ 599,000,000						$ 600,000,000
Price of par value (as a percent)	100.00%		100.00%
Effective yield (as a percent)	3.10%		3.10%
Amount exchanged	$ 596,000,000		$ 596,000,000
Notes payable | 2.850% notes, $700 issued November 2020, of which $699 was exchanged in November 2021, both due in December 2032
Debt
Interest rate (as a percent)	2.85%		2.85%	2.85%	2.85%
Principal amount				$ 700,000,000
Price of par value (as a percent)	100.00%		100.00%
Effective yield (as a percent)	2.85%		2.85%
Amount exchanged	$ 699,000,000		$ 699,000,000
Notes payable | Debt Exchange Notes For Vereit OP Notes
Debt
Price of par value (as a percent)		100.00%
Percentage of original VEREIT OP Notes exchanged		99.20%
Principal issued on exchanged notes		$ 1,000
Principal of original notes exchanged		$ 1,000
Unsecured debt | 5.625% Notes due 2032
Debt
Interest rate (as a percent)				5.625%	5.625%
Principal amount				$ 750,000,000
Price of par value (as a percent)				99.879%	99.879%
Effective yield (as a percent)				5.641%	5.641%
Notes
Debt
Basis points over original principal amount for cash payment										0.10%
Cash payment to participating noteholders										$ 4,600,000