Equity - Series F Preferred Stock and Series F Preferred OP Units (Details) - $ / shares		9 Months Ended
	Jul. 05, 2019	Sep. 30, 2019	Dec. 31, 2018
Class of Stock [Line Items]
Preferred stock, shares issued (shares)		38,871,246	42,834,138
Preferred stock, shares outstanding (shares)		38,871,246	42,834,138
Series F Preferred Stock [Member]
Class of Stock [Line Items]
Preferred stock, dividend rate (percent)		6.70%
Preferred stock, liquidation preference per share (in dollars per share)		$ 25.00
Dividend rate (in dollars per share)		$ 1.675
Preferred stock redeemed (in shares)	4,000,000.0
Percentage of shares, issued and outstanding	9.33%
Preferred stock, redemption price per share (in dollars per share)	$ 25.00
Preferred stock, shares issued (shares)		38,900,000
VEREIT Operating Partnership, L.P. [Member] | Preferred Units [Member]
Class of Stock [Line Items]
General partners', units issued (shares)		38,900,000
General partners', units outstanding (shares)		38,900,000
Limited partners', units issued (shares)		49,766	86,874
Limited partners', units outstanding (shares)		49,766	86,874