Debt (Credit Facility) (Narrative) (Details) - USD ($)			6 Months Ended
	Jul. 31, 2015	Jul. 30, 2015	Jun. 30, 2016	Dec. 31, 2015	Jun. 30, 2014
Line of Credit Facility [Line Items]
Outstanding balance			$ 1,045,872,000	$ 1,448,590,000
VEREIT Operating Partnership, L.P. [Member]
Line of Credit Facility [Line Items]
Outstanding balance			1,045,872,000	$ 1,448,590,000
Credit Facility [Member]
Line of Credit Facility [Line Items]
Maximum borrowing capacity	$ 3,300,000,000	$ 3,600,000,000	3,300,000,000
Maximum aggregate amount outstanding at any one time	25,000,000	50,000,000
Outstanding balance			$ 1,100,000,000
Length of extension option			1 year
Maximum leverage ratio (less than or equal to)			60.00%
Minimum fixed charge coverage ratio (of at least)			1.5
Secured leverage ratio (less than or equal to)			45.00%
Unencumbered asset value ratio (less than or equal to)			60.00%
Minimum tangible net worth covenant (of at least)			$ 5,500,000,000.0
Minimum unencumbered interest coverage ratio (of at least)			1.75
Minimum unencumbered asset value (of at least)			$ 8,000,000,000.0
Credit Facility [Member] | VEREIT Operating Partnership, L.P. [Member]
Line of Credit Facility [Line Items]
Remaining borrowing capacity			$ 2,200,000,000
Credit Facility [Member] | VEREIT Operating Partnership, L.P. [Member] | Minimum [Member]
Line of Credit Facility [Line Items]
Commitment fee percentage			0.15%
Credit Facility [Member] | VEREIT Operating Partnership, L.P. [Member] | Maximum [Member]
Line of Credit Facility [Line Items]
Commitment fee percentage			0.25%
Credit Facility [Member] | Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Maximum borrowing capacity	2,300,000,000	$ 2,450,000,000
Current borrowing capacity			$ 2,300,000,000
Credit Facility [Member] | Revolving Credit Facility [Member] | LIBOR [Member] | Minimum [Member]
Line of Credit Facility [Line Items]
Basis spread on variable rate			1.00%
Credit Facility [Member] | Revolving Credit Facility [Member] | LIBOR [Member] | Maximum [Member]
Line of Credit Facility [Line Items]
Basis spread on variable rate			1.80%
Credit Facility [Member] | Revolving Credit Facility [Member] | Base Rate [Member] | Minimum [Member]
Line of Credit Facility [Line Items]
Basis spread on variable rate			0.00%
Credit Facility [Member] | Revolving Credit Facility [Member] | Base Rate [Member] | Maximum [Member]
Line of Credit Facility [Line Items]
Basis spread on variable rate			0.80%
Credit Facility [Member] | Revolving Credit Facility [Member] | Federal Funds Rate [Member]
Line of Credit Facility [Line Items]
Basis spread on variable rate			0.50%
Credit Facility [Member] | Multicurrency Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Reduction/elimination of debt	150,000,000
Credit Facility [Member] | Unencumbered Asset [Member]
Line of Credit Facility [Line Items]
Minimum unencumbered asset value (of at least)	$ 8,000,000,000				$ 10,500,000,000
Credit Facility [Member] | Unencumbered Asset [Member] | Tranche One [Member]
Line of Credit Facility [Line Items]
Unencumbered Asset Value ratio			30.00%
Credit Facility [Member] | Unencumbered Asset [Member] | Tranche Two [Member]
Line of Credit Facility [Line Items]
Unencumbered Asset Value ratio			40.00%
Credit Facility [Member] | Unencumbered Asset [Member] | Tranche Three [Member]
Line of Credit Facility [Line Items]
Unencumbered Asset Value ratio			35.00%
Credit Facility [Member] | Unencumbered Asset [Member] | Tranche Four [Member]
Line of Credit Facility [Line Items]
Unencumbered Asset Value ratio			30.00%
Credit Facility [Member] | Term Loan [Member]
Line of Credit Facility [Line Items]
Current borrowing capacity			$ 1,000,000,000
Credit Facility [Member] | Term Loan [Member] | LIBOR [Member] | Minimum [Member]
Line of Credit Facility [Line Items]
Basis spread on variable rate			1.15%
Credit Facility [Member] | Term Loan [Member] | LIBOR [Member] | Maximum [Member]
Line of Credit Facility [Line Items]
Basis spread on variable rate			2.05%
Credit Facility [Member] | Term Loan [Member] | Base Rate [Member] | Minimum [Member]
Line of Credit Facility [Line Items]
Basis spread on variable rate			0.15%
Credit Facility [Member] | Term Loan [Member] | Base Rate [Member] | Maximum [Member]
Line of Credit Facility [Line Items]
Basis spread on variable rate			1.05%
Credit Facility [Member] | Floating Interest Rate [Member]
Line of Credit Facility [Line Items]
Outstanding balance			$ 40,000,000
Variable interest rate			2.26%
Credit Facility [Member] | Fixed Interest Rate [Member]
Line of Credit Facility [Line Items]
Outstanding balance			$ 1,000,000,000
Line of credit, amount bearing fixed interest rate, percentage			3.29%