Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Disaggregation of Revenue [Abstract]
Total revenues	$ 367,169	$ 181,055
San Francisco, CA
Disaggregation of Revenue [Abstract]
Total revenues	83,243	44,448
Los Angeles, CA
Disaggregation of Revenue [Abstract]
Total revenues	47,364	29,729
San Diego, CA
Disaggregation of Revenue [Abstract]
Total revenues	57,288	17,129
Boston, MA
Disaggregation of Revenue [Abstract]
Total revenues	47,532	12,318
Seattle, WA
Disaggregation of Revenue [Abstract]
Total revenues	6,641	6,421
Portland, OR
Disaggregation of Revenue [Abstract]
Total revenues	18,703	18,412
Washington DC
Disaggregation of Revenue [Abstract]
Total revenues	27,928	5,385
Southern FL
Disaggregation of Revenue [Abstract]
Total revenues	39,530	20,983
Chicago, IL
Disaggregation of Revenue [Abstract]
Total revenues	11,099	0
Other
Disaggregation of Revenue [Abstract]
Total revenues	$ 27,841	$ 26,230