Commitments and Contingencies (Tables)

9 Months Ended

Sep. 30, 2014

Commitments and Contingencies Disclosure [Abstract]

Future Minimum Rental Payments

The future minimum rental payments under these leases at September 30, 2014 are as follows:

Year	Amount
2014	$	251
2015		926
2016		810
2017		655
Thereafter		1,248
Future minimum lease payments	$	3,890

Present Value of Net Minimum Lease Payments, Capital Leases

The following table presents future minimum lease payments under capital leases together with the present value of the net minimum lease payments due in each year:

Year	Amount
2014	$	8
2015		34
2016		34
2017		34
2018		34
2019		23
Total minimum payments required:		167
Less amount representing interest:		16
Present value of net minimum lease payments:	$	151

Changes in Warranty Reserves

Changes in the warranty reserves during the nine months ended September 30, 2014 and 2013, were as follows:

	Nine Months Ended September 30,
	2014			2013
Beginning balance	$	305		$	270
Provisions for warranties		62			124
Consumption of reserves		(60	)		(120	)
Ending balance	$	307		$	274