Special Charges Special Charges (Tables)

3 Months Ended

Apr. 30, 2016

Restructuring and Related Activities [Abstract]

Components of special charges

The following is a summary of the components of special charges:

	Three months ended April 30,
	2016		2015
Employee severance and related costs	$	2,088	$	9,863
Litigation costs	807		1,575
Voluntary early retirement program	—		25,435
Other costs, net	96		104
Total special charges	$	2,991	$	36,977

Schedule of accrued special charges

The following table shows changes in accrued special charges during the three months ended April 30, 2016:

	Accrued special charges as of		Charges during the three months ended		Payments during the three months ended			Accrued special charges as of
	January 31, 2016		April 30, 2016		April 30, 2016			April 30, 2016
Employee severance and related costs	$	1,935	$	2,088	$	(1,650	)	$	2,373
Litigation costs	311		807		(14		)	1,104
Other costs, net	760		96		(169		)	687
Total accrued special charges	$	3,006	$	2,991	$	(1,833	)	$	4,164
Accrued special charges, current								$	4,164
Accrued special charges, non-current								$	—