Commitments (Tables)

12 Months Ended

Dec. 31, 2015

Commitments and Contingencies Disclosure [Abstract]

Schedule of Minimum Lease and Purchase Commitments Under Noncancelable Arrangements

Minimum lease and purchase commitments under noncancelable arrangements are as follows (in thousands):

Years ended December 31,	Operating Leases
2016	$	481
2017		387
2018		371
2019		370
2020		295
2021 and thereafter		883
	$	2,787