Revenue Recognition - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Disaggregation of Revenue [Line Items]
Revenues	$ 183,380	$ 188,323	$ 557,193	$ 463,076
Rental property revenues
Disaggregation of Revenue [Line Items]
Revenues	179,024	180,826	543,252	439,624
Variable rental revenue	47,100	53,900	145,400	122,800
Fees and other
Disaggregation of Revenue [Line Items]
Revenues	$ 4,400	$ 7,500	$ 13,900	$ 23,500