Accounts Receivable, Net (Tables)

12 Months Ended

Dec. 31, 2015

Accounts Receivable Net [Abstract]

Accounts Receivable Lessen By Provision for Doubtful Receivables

	December 31,  2015		December 31,  2014
Accounts receivable	$	3,999	$	13,327
Less: Provision for doubtful receivables		—		(49	)
Accounts receivable, net	$	3,999	$	13,278

Changes To Provisions For Doubtful Receivables

Allowance for doubtful receivables	Balance  at beginning  of period			Charges  to costs  and  expenses			Amount  utilized		Balance  at end  of  period
Year ended December 31, 2015	$	(49	)	$	—		$	49	$	—
Year ended December 31, 2014	$	(613	)	$	—		$	564	$	(49	)
Year ended December 31, 2013	$	(458	)	$	(155	)	$	—	$	(613	)