Severance and Other Restructuring Costs (Tables)

6 Months Ended

Jul. 31, 2013

Restructuring And Related Activities [Abstract]

Restructuring and Related Activities

The following table shows the change in balances of our severance liability for three and six months ended July 31, 2013. These amounts are reported as a component of other accrued expenses on the consolidated balance sheets (amounts in thousands):

	Three Months Ended			Six Months Ended
	July 31, 2013			July 31, 2013
Accrual balance at the beginning of the period	$	133		$	330
Severance charges accrued		617			828
Severance costs paid		(149	)		(557	)
Accrual balance as of July 31, 2013	$	601		$	601