Commitments (Tables)

12 Months Ended

Jan. 31, 2013

Commitments [Abstract]

Minimum future lease payments

Minimum future lease payments (in thousands) for operating leases in effect as of January 31, 2013, are as follows:

Year ending January 31,
2014	$	6,166
2015	5,455
2016	1,212
2017	543
2018	543
Thereafter	90
Total minimum lease payments	14,009
Less sublease revenues	(296		)
	$	13,713

Rent expense

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

Year ended January 31,
2013	$	6,629
2012	6,619
2011	7,372