Fair Value Measurements (Tables)

3 Months Ended

Apr. 30, 2014

Fair Value Hierarchy for Assets and Liabilities on Recurring Basis

The following tables present the fair value hierarchy for those assets and liabilities measured at fair value on a recurring basis as of (in thousands):

		Fair Value at April 30, 2014
	Balance Sheet Location	Level 1		Level 2		Level 3		Total
Assets:
Available-for-sale securities	Other current assets	$	687	$	—	$	—	$	687
Time deposits	Short-term investments		34,063						34,063
SERP assets - employer	Other non-current assets		1,273		—		—		1,273
SERP assets - employee	Other non-current assets		22,478		—		—		22,478
Hedge derivatives	Other current assets		—		772		—		772
Total		$	58,501	$	772	$	—	$	59,273
Liabilities:
SERP liabilities - employee	Other non-current liabilities	$	22,478	$	—	$	—	$	22,478
Hedge derivatives	Accrued liabilities		—		10		—		10
Total		$	22,478	$	10	$	—	$	22,488

		Fair Value at January 31, 2014
	Balance Sheet Location	Level 1		Level 2		Level 3		Total
Assets:
Available-for-sale securities	Other current assets	$	576	$	—	$	—	$	576
Time deposits	Short-term investments		33,099						33,099
SERP assets - employer	Other non-current assets		1,117		—		—		1,117
SERP assets - employee	Other non-current assets		20,854		—		—		20,854
Hedge derivatives	Other current assets		—		403		—		403
Total		$	55,646	$	403	$	—	$	56,049
Liabilities:
SERP liabilities - employee	Other non-current liabilities	$	20,854	$	—	$	—	$	20,854
Hedge derivatives	Accrued liabilities		—		173		—		173
Total		$	20,854	$	173	$	—	$	21,027

		Fair Value at April 30, 2013
	Balance Sheet Location	Level 1		Level 2		Level 3		Total
Assets:
Available-for-sale securities	Other current assets	$	287	$	—	$	—	$	287
SERP assets - employer	Other non-current assets		926		—		—		926
SERP assets - employee	Other non-current assets		18,615		—		—		18,615
Hedge derivatives	Other current assets		—		212		—		212
Total		$	19,828	$	212	$	—	$	20,040
Liabilities:
SERP liabilities - employee	Other non-current liabilities	$	18,615	$	—	$	—	$	18,615
Hedge derivatives	Accrued liabilities		—		111		—		111
Total		$	18,615	$	111	$	—	$	18,726