Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2016

Organization Consolidation And Presentation Of Financial Statements [Abstract]

Concentration of Revenue and Accounts Receivable

For each significant customer, including related parties, revenue as a percentage of total revenue and accounts receivable as a percentage of total accounts receivable are as follows:

	Revenue									Accounts Receivable
	Years Ended December 31,									As of  December 31,			As of December 31,
	2016			2015			2014			2016			2015
Customer A		17	%		36	%		35	%		—			48	%
Customer B		10	%		11	%		16	%	*			*
Customer C		10	%		18	%	*				—			16	%
Customer D		38	%	*				—			69	%		13	%
Customer G		—			—			11	%		—			—
Customer I	*				—			—			14	%		—

* less than 10%