Operating Leases (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2016 USD ($) project lease state
Property Subject to or Available for Operating Lease [Line Items]
Number of real estate properties | project	96
Number of states in which entity has properties | state	12
Number of leases | lease	2,900
Percent of annualized base rent	3.06%
Operating Leases, Future Minimum Payments Receivable [Abstract]
2017	$ 542,941
2018	488,668
2019	427,595
2020	365,231
2021	297,953
Thereafter	1,681,024
Total	$ 3,803,412
Retail and commercial | Minimum
Property Subject to or Available for Operating Lease [Line Items]
Operating lease, term	3 years
Retail and commercial | Maximum
Property Subject to or Available for Operating Lease [Line Items]
Operating lease, term	10 years
Residential | Maximum
Property Subject to or Available for Operating Lease [Line Items]
Operating lease, term	1 year