Other Assets - Schedule of Other Assets (Details) - USD ($) $ in Thousands	Jun. 30, 2017	Dec. 31, 2016
Other Assets, Unclassified [Abstract]
Straight line rent receivable	$ 37,899	$ 32,018
Note receivable	0	16,618
Interest rate swap	13,679	13,881
Lease inducements, net	14,806	13,255
Prepaid expenses	9,481	8,928
Escrows	1,772	4,334
Leasing commissions, net	2,971	1,858
Earnest deposits	19,577	1,500
Other	2,843	2,795
Total	$ 103,028	$ 95,187