Severance and Other Restructuring Costs (Tables)

6 Months Ended

Jul. 31, 2018

Restructuring And Related Activities [Abstract]

Activity in Accrued Restructuring Liability

The following table shows the activity in accrued restructuring reported as a component of other accrued expenses on the consolidated balance sheet as of July 31, 2018 (amounts in thousands):

	Employee-Related			Closure of Leased			Other
	Benefits			Facilities			Restructuring			Total
Accrual balance as of January 31, 2018	$	61		$	135		$	29		$	225
Restructuring charges incurred		22			(7	)		(29	)		(14	)
Cash payments		(83	)		(128	)		—			(211	)
Other charges		—			—			—			—
Accrual balance as of July 31, 2018	$	—		$	—		$	—		$	—