Commitments (Tables)

12 Months Ended

Jan. 31, 2016

Commitments [Abstract]

Minimum future lease payments

Minimum future lease payments (in thousands) for operating leases in effect as of January 31, 2016, are as follows:

Year ending January 31,
2017	$	4,266
2018	4,548
2019	4,177
2020	4,157
2021	347
Thereafter	—
Total minimum lease payments	17,495
Less sublease revenues	—
	$	17,495

Rent expense

Rent expense relating to operating leases was as follows (in thousands):

Year ended January 31,
2016	$	5,681
2015	6,025
2014	6,555