Debt (Credit Facility) (Narrative) (Details) - USD ($)	6 Months Ended	9 Months Ended
	Jun. 30, 2015	Sep. 30, 2015	Dec. 31, 2014
Line of Credit Facility [Line Items]
Outstanding balance		$ 2,110,000,000	$ 3,184,000,000
VEREIT Operating Partnership, L.P. [Member]
Line of Credit Facility [Line Items]
Outstanding balance		2,110,000,000	$ 3,184,000,000
Credit Facility [Member]
Line of Credit Facility [Line Items]
Maximum borrowing capacity	$ 3,600,000,000	3,300,000,000
Maximum aggregate amount outstanding at any one time	50,000,000	25,000,000
Outstanding balance		$ 2,100,000,000
Length of extension option		1 year
Credit Facility [Member] | VEREIT Operating Partnership, L.P. [Member]
Line of Credit Facility [Line Items]
Remaining borrowing capacity		$ 1,200,000,000
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	2,450,000,000
Current borrowing capacity		$ 2,300,000,000
Credit Facility [Member] | Revolving Credit Facility [Member] | London Interbank Offered Rate (LIBOR) [Member] | Minimum [Member]
Line of Credit Facility [Line Items]
Basis spread on variable rate		1.00%
Credit Facility [Member] | Revolving Credit Facility [Member] | London Interbank Offered Rate (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]
Elimination of debt		$ 150,000,000
Credit Facility [Member] | Unencumbered Asset [Member]
Line of Credit Facility [Line Items]
Unencumbered Asset Value	$ 10,500,000,000	$ 8,000,000,000
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] | London Interbank Offered Rate (LIBOR) [Member] | Minimum [Member]
Line of Credit Facility [Line Items]
Basis spread on variable rate		1.15%
Credit Facility [Member] | Term Loan [Member] | London Interbank Offered Rate (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		$ 1,100,000,000
Variable interest rate		2.19%
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		3.28%