Commitments (Tables)

12 Months Ended

Dec. 31, 2014

Commitments and Contingencies Disclosure [Abstract]

Schedule of aggregate minimum rentals under operating leases with non-cancelable terms

The aggregate minimum rentals under operating leases with non-cancelable terms of one year or more as of December 31, 2014 are as follows:

	Lease Commitments		Sublease Rentals		Net
Year Ending December 31:
2015	$	22,187	$	111	$	22,076
2016	17,952		—		17,952
2017	15,772		—		15,772
2018	13,674		—		13,674
2019	9,981		—		9,981
Thereafter	25,078		—		25,078
Total	$	104,644	$	111	$	104,533