Customer Concentration (Tables)

9 Months Ended

Sep. 30, 2017

Risks and Uncertainties [Abstract]

Schedule of Revenue and Accounts Receivable by Major Customers

The following table shows customers with revenues of 10% or greater of total third-party revenues and customers with accounts receivable balances of 10% or greater of total accounts receivable from third parties:

	Percentage of Total Third-Party Revenues				Percentage of Accounts Receivable from Third Parties
	Three Months Ended September 30,		Nine Months Ended September 30,		September 30,	December 31,
	2017	2016	2017	2016	2017	2016
Customer A	34%	70%	47%	77%	33%	47%
Customer B	26%	—%	29%	—%	28%	50%
Customer C	39%	—%	21%	—%	29%	—%