Net Income (Loss) Per Share/Unit - Schedule of Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Net income	$ 120,723	$ 86,863
Net income attributable to non-controlling interests	(76)	(55)
Net income attributable to the General Partner	120,647	86,808
Dividends to preferred shares and units	(6,525)	(12,948)
Net income available to common stockholders used in basic net income per share	114,122	73,860
Income attributable to limited partners	79	62
Net income used in diluted net income per share	$ 114,201	$ 73,922
Weighted average number of common Stock/units outstanding - basic (shares)	229,159,472	215,587,560
Effect of Limited Partner OP Units and dilutive securities (shares)	270,395	362,688
Weighted Average Number of common shares/units - diluted (shares)	229,429,867	215,950,248
Basic and diluted net income per share attributable to common stockholders (in dollars per share)	$ 0.50	$ 0.34
VEREIT Operating Partnership, L.P. [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Net income	$ 120,723	$ 86,863
Net income attributable to non-controlling interests	3	7
Net income attributable to the General Partner	120,726	86,870
Dividends to preferred shares and units	(6,525)	(12,948)
Net income used in diluted net income per share	$ 114,201	$ 73,922
Weighted average number of common Stock/units outstanding - basic (shares)	229,311,506	215,744,224
Effect of Limited Partner OP Units and dilutive securities (shares)	118,361	206,024
Weighted Average Number of common shares/units - diluted (shares)	229,429,867	215,950,248
Basic and diluted net income per unit attributable to common stockholders (in dollars per share)	$ 0.50	$ 0.34