Net Income (Loss) Per Share/Unit - Schedule of Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Net income	$ 54,239	$ 292,284	$ 141,102	$ 363,255
Net income attributable to non-controlling interests	(31)	(6,626)	(86)	(8,293)
Net income attributable to the General Partner	54,208	285,658	141,016	354,962
Dividends to preferred shares and units	(12,948)	(17,973)	(25,896)	(35,946)
Net income available to common stockholders used in basic net income per share	41,260	267,685	115,120	319,016
Income attributable to limited partners	39	6,656	101	8,351
Net income used in diluted net income per share	$ 41,299	$ 274,341	$ 115,221	$ 327,367
Weighted average number of Common Stock outstanding - basic (shares)	1,078,366,566	973,723,139	1,078,152,183	971,106,256
Effect of dilutive securities (shares)	1,186,500	26,054,596	1,370,957	25,636,664
Weighted Average Number of common units - diluted (shares)	1,079,553,066	999,777,735	1,079,523,140	996,742,920
Basic and diluted net income per share attributable to common stockholders (in dollars per share)	$ 0.04	$ 0.27	$ 0.11	$ 0.33
VEREIT Operating Partnership, L.P. [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Net income	$ 54,239	$ 292,284	$ 141,102	$ 363,255
Net income attributable to non-controlling interests	8	30	15	58
Net income attributable to the General Partner	54,247	292,314	141,117	363,313
Dividends to preferred shares and units	(12,948)	(17,973)	(25,896)	(35,946)
Net income used in diluted net income per share	$ 41,299	$ 274,341	$ 115,221	$ 327,367
Weighted average number of Common Stock outstanding - basic (shares)	1,079,148,736	997,406,933	1,078,934,928	994,806,018
Effect of dilutive securities (shares)	404,330	2,370,802	588,212	1,936,902
Weighted Average Number of common units - diluted (shares)	1,079,553,066	999,777,735	1,079,523,140	996,742,920
Basic and diluted net income per unit attributable to common unitholders (in dollars per share)	$ 0.04	$ 0.27	$ 0.11	$ 0.33