Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2013

CommitmentsAndContingenciesDisclosureTextBlockAbstract

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, 2013 are as follows:

Year of Payment	Amount
2014	$	607
2015	434
2016	426
2017	428
2018	430
Thereafter	458
Total	$	2,783

Schedule of Future Minimum Lease Payments for Capital Leases

The future minimum lease income under this non-cancellable sublease as of December 31, 2013 is as follows:

Year of Payment	Amount
2014	$	145
2015	155
2016	155
2017	155
2018	155
Thereafter	155
Total	$	920

Schedule of Product Warranty Liability

Changes in the warranty liability in 2013, 2012 and 2011 are summarized below:

	2013			2012			2011
Aggregate product warranty liability at beginning of year	$	776		$	313		$	215
Net aggregate (income) expense related to product warranties	(68		)	1,208			650
Aggregate reductions for payments	(112		)	(745		)	(552		)
Aggregate product warranty liability at end of year	$	596		$	776		$	313