Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2015

Summary of Significant Accounting Policies

Schedule of Accounts, Notes, Loans and Financing Receivable

Allowance for doubtful accounts are as follows (in thousands):

	Balance at		Additions Charged to				Balance at End of
	Beginning of Period		Revenues		Deductions (1)		Period
Allowance for doubtful accounts:
2015	$	—	$	—	$	—	$	—
2014	$	—	$	—	$	—	$	—
2013	$	170	$	—	$	(170)	$	—

(1)Deductions related to the allowance for doubtful accounts written off against the allowance and recoveries.

Schedule of significant customer, including related parties, revenue as a percentage of total revenue and accounts receivable as a percentage of total 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						As of		As of
	December 31,						December 31,		December 31,
	2015		2014		2013		2015		2014
Customer A	36	%	35	%	13	%	48	%	54	%
Customer B	11	%	16	%	*		*		14	%
Customer C	18	%	*		—		16	%	-
Customer D	*		-		—		13	%	-
Customer E	*		*		13	%	-		-
Customer F	*		*		12	%	-		11	%
Customer G	-		11	%	17	%	-		-

*less than 10%