Commitments (Tables)

12 Months Ended

Dec. 31, 2013

Commitments and Contingencies Disclosure [Abstract]

Schedule of Future Minimum Rental Payments for Operating Leases

Future minimum lease payments at December 31, 2013 under non-cancelable operating leases are as follows:

(in thousands)	Operating leases
2014	1,540
2015	1,475
2016	434
2017	28
Total minimum lease payments	$	3,477