Other Liabilities (Details) - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Other Liabilities Disclosure [Abstract]
Ground lease liability	$ 58,139	$ 58,619
Prepaid rent	30,442	30,479
Security deposits	12,521	13,098
Restricted stock unit liability	5,625	10,613
Other liabilities	4,968	5,294
Total other liabilities	$ 111,695	$ 118,103