Fair Value Measurements (Tables)

3 Months Ended

Apr. 30, 2013

Fair value hierarchy for assets and liabilities on recurring basis

The following table presents the fair value hierarchy for those assets and liabilities measured at fair value on a recurring basis as of April30, 2013 (in thousands):

FairValueatApril 30,2013

	Level1	Level2	Level3	Total
Assets:
Available-for-sale securities	$287	$—	$—	$287
SERP assets – employer	926	—	—	926
SERP assets – employee	18,615	—	—	18,615
Hedge derivatives	—	212	—	212
Total	$19,828	$212	$—	$20,040
Liabilities:
SERP liabilities – employee	$18,615	$—	$—	$18,615
Hedge derivatives	—	111	—	111
Total	$18,615	$111	$—	$18,726