Commitment and Contingencies (Tables)

12 Months Ended

Jan. 31, 2015

Commitments and Contingencies Disclosure [Abstract]

Schedule of Rent Expense

Rent expense under operating leases was as follows:

Year ended January 31,	2015		2014		2013
Rent expense	$	28,114	$	27,240	$	26,597

Schedule of Future Minimum Rental Payments for Operating Leases

Future minimum lease payments under all non-cancelable operating leases are approximately as follows:

Fiscal years ending January 31,	Lease Payments
2016	$	23,485
2017	15,755
2018	9,239
2019	5,527
2020	3,603
Thereafter	6,085
Total	$	63,694