Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2015

Commitments and Contingencies Disclosure [Abstract]

Future Minimum Annual Rental Commitments under Operating Leases

Future approximate minimum annual rental commitments at December 31, 2015 under these operating leases are as follows (in thousands):

Year Ending December 31,
2016	$	9,011
2017	8,075
2018	6,846
2019	6,157
2020	3,587
Thereafter	13,744