Balance Sheet Components - Other Accured Liabilities (Details) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended
	Jun. 30, 2016	Jun. 30, 2016	Dec. 31, 2015
Balance Sheet Components
Accrued expenses	$ 23,242	$ 23,242	$ 17,870
Accrued rent	116	116	450
Deferred lease obligation	14	14	42
Sales and use tax payable	214	214	346
Total other accrued liabilities	$ 23,586	23,586	$ 18,708
Agreement term	4 years
Accrued insurance liability	$ 3,200	3,200
Deferred cost	$ 3,000	3,000
Deferred cost amortization		$ 200