CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY - OP - USD ($) $ in Thousands	Total	Noncontrolling Interest [Member]	VEREIT Operating Partnership, L.P. [Member]	VEREIT Operating Partnership, L.P. [Member] Preferred Units [Member] General Partner [Member]	VEREIT Operating Partnership, L.P. [Member] Preferred Units [Member] Limited Partner [Member]	VEREIT Operating Partnership, L.P. [Member] Common Stock [Member] General Partner [Member]	VEREIT Operating Partnership, L.P. [Member] Common Stock [Member] Limited Partner [Member]	VEREIT Operating Partnership, L.P. [Member] Total Partners' Capital [Member]	VEREIT Operating Partnership, L.P. [Member] Noncontrolling Interest [Member]
Beginning balance (shares) at Dec. 31, 2017				42,834,138	86,874	194,841,717	4,749,669
Beginning balance at Dec. 31, 2017			$ 8,042,876	$ 782,073	$ 3,027	$ 7,102,205	$ 154,266	$ 8,041,571	$ 1,305
Increase (Decrease) in Partners' Capital [Roll Forward]
Conversion of Limited Partners' Common OP Units to General Partner's Common OP Units (shares)						6,488	(6,488)
Conversion of Limited Partners' Common OP Units to General Partner's Common OP Units			0			$ 241	$ (241)
Repurchases of Common Stock under Share Repurchase Programs (in shares)						(1,441,375)
Repurchases of Common Stock under Share Repurchase Programs	$ (50,154)		(50,154)			$ (50,154)		(50,154)
Repurchases of common OP Units to settle tax obligation (shares)						(64,901)
Repurchases of common OP Units to settle tax obligation	(2,326)		(2,326)			$ (2,326)		(2,326)
Equity-based compensation, net (shares)						161,104
Equity-based compensation, net			13,314			$ 13,314		13,314
Contributions from non-controlling interest holders	120	$ 120	120						120
Distributions to Common OP Units and non-controlling interests	(13,048)	(13,048)	(545,192)			(532,144)	(13,048)	(545,192)
Dividend equivalents on awards granted under the Equity Plan	(917)		(917)			(917)		(917)
Distributions to preferred shareholders and unitholders	(71,892)	(144)	(71,892)	$ (71,748)	$ (144)			(71,892)
Distributions payable relinquished	0
Net income (loss)	(88,030)	(2,256)	(88,030)			(85,774)	(2,102)	(87,876)	(154)
Other comprehensive income (loss)	2,345	56	2,345			$ 2,289	$ 56	2,345
Ending balance (shares) at Dec. 31, 2018				42,834,138	86,874	193,503,033	4,743,181
Ending balance at Dec. 31, 2018			7,300,144	$ 710,325	$ 2,883	$ 6,446,734	$ 138,931	7,298,873	1,271
Increase (Decrease) in Partners' Capital [Roll Forward]
Issuance of common OP Units, net (shares)						21,682,014
Issuance of common OP Units, net	1,014,215		1,014,215			$ 1,014,215		1,014,215
Conversion of Limited Partners' Common OP Units to General Partner's Common OP Units (shares)						26,058	(26,058)
Conversion of Limited Partners' Common OP Units to General Partner's Common OP Units			0			$ 1,167	$ (1,167)
Conversion of Limited Partner Series F Preferred Units to Series F Preferred Stock (shares)				37,108	(37,108)
Conversion of Limited Partner Series F Preferred Units to Series F Preferred Stock	0	(923)	0	$ 923	$ (923)
Redemption of Series F Preferred Stock (in shares)				(12,000,000)
Redemption of Series F Preferred Stock	(300,122)		(300,122)	$ (182,347)		$ (117,775)		(300,122)
Repurchases of common OP Units to settle tax obligation (shares)						(40,066)
Repurchases of common OP Units to settle tax obligation	(1,618)		(1,618)			$ (1,618)		(1,618)
Equity-based compensation, net (shares)						198,158
Equity-based compensation, net			13,101			$ 13,101		13,101
Contributions from non-controlling interest holders	64	64	64						64
Distributions to Common OP Units and non-controlling interests	(9,494)	(9,494)	(571,689)			(562,195)	(9,494)	(571,689)
Dividend equivalents on awards granted under the Equity Plan	(1,328)		(1,328)			(1,328)		(1,328)
Distributions to preferred shareholders and unitholders	(68,488)	(91)	(68,488)	$ (68,397)	$ (91)			(68,488)
Distributions payable relinquished	$ 12,522	12,522	12,522				$ 12,522	12,522
Surrender of Limited Partner OP Units (shares)	(2,900,000)						(4,559,780)
Surrender of Limited Partner OP Units			(218,510)			(91,920)	$ (126,590)	(218,510)
Repurchase of convertible notes	$ (470)		(470)			(470)		(470)
Reallocation of equity	0	(2,071)	0			2,071	(2,071)
Net income (loss)	(307,106)	(6,753)	(307,106)			(300,353)	(6,651)	(307,004)	(102)
Other comprehensive income (loss)	(27,437)	(1,047)	(27,437)			$ (26,390)	$ (1,047)	(27,437)
Ending balance (shares) at Dec. 31, 2019				30,871,246	49,766	215,369,197	157,343
Ending balance at Dec. 31, 2019			6,843,278	$ 460,504	$ 1,869	$ 6,375,239	$ 4,433	6,842,045	1,233
Increase (Decrease) in Partners' Capital [Roll Forward]
Issuance of common OP Units, net (shares)						13,297,721
Issuance of common OP Units, net	478,572		478,572			$ 478,572		478,572
Fractional common shares settled in reverse stock split (in shares)						(5,270)
Fractional common shares settled in reverse stock split	(205)		(205)			$ (205)		(205)
Conversion of Limited Partners' Common OP Units to General Partner's Common OP Units (shares)						910	(910)
Conversion of Limited Partners' Common OP Units to General Partner's Common OP Units			0			$ 44	$ (44)
Redemption of Limited Partners' Common OP Units	(149)	(149)	(149)				$ (149)	(149)
Redemption of Limited Partners' Common OP Units (in shares)							(4,400)
Redemption of Series F Preferred Stock (in shares)				(12,000,000)
Redemption of Series F Preferred Stock	(300,152)		(300,152)	$ (161,702)		$ (138,450)		(300,152)
Repurchases of common OP Units to settle tax obligation (shares)						(48,468)
Repurchases of common OP Units to settle tax obligation	(2,392)		(2,392)			$ (2,392)		(2,392)
Equity-based compensation, net (shares)						267,457
Equity-based compensation, net			13,302			$ 13,302		13,302
Distributions to Common OP Units and non-controlling interests	(285)	(285)	(403,621)			(403,336)	$ (285)	(403,621)
Dividend equivalents on awards granted under the Equity Plan	(1,686)		(1,686)			(1,686)		(1,686)
Distributions to preferred shareholders and unitholders	(44,590)	(82)	(44,590)	$ (44,508)	$ (82)			(44,590)
Distributions payable relinquished	0
Repurchase of convertible notes	(230)		(230)			(230)		(230)
Reallocation of equity	0	88	0			(88)	88
Net income (loss)	201,219	91	201,219			201,128	150	201,278	(59)
Other comprehensive income (loss)	$ 28,222	$ 16	28,222			$ 28,206	$ 16	28,222
Ending balance (shares) at Dec. 31, 2020				18,871,246	49,766	228,881,547	152,033
Ending balance at Dec. 31, 2020			$ 6,811,568	$ 254,294	$ 1,787	$ 6,550,104	$ 4,209	$ 6,810,394	$ 1,174