Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2015

Commitments and Contingencies Disclosure [Abstract]

Schedule of Future Minimum Rental Payments for Operating Leases

Future minimum lease payments under non-cancellable operating leases that have initial or remaining lease terms in excess of one year as of December 31, 2015 are as follows:

Year of Payment	Amount
2016	$	972
2017	700
2018	382
2019	366
2020	73
Total	$	2,493

Schedule of Future Minimum Lease Payments for Capital Leases

The future minimum lease income under this non-cancellable sublease as of December 31, 2015 is as follows:

Year of Payment	Amount
2016	$	155
2017	155
2018	155
2019	155
2020	—
Total	$	620

Schedule of Product Warranty Liability

Changes in the warranty liability in 2015, 2014 and 2013 are summarized below:

	2015			2014			2013
Aggregate product warranty liability at beginning of year	$	268		$	596		$	776
Net aggregate expense (income) related to product warranties	8			(311		)	(68		)
Aggregate reductions for payments	(8		)	(17		)	(112		)
Aggregate product warranty liability at end of year	$	268		$	268		$	596