Stockholders' Equity (Tables)

6 Months Ended

Jul. 31, 2011

Stockholders' Equity [Abstract]

Accumulated Other Comprehensive Gain (Loss)

	July 31,			January 31,			July 31,
(in thousands)	2011			2011			2010
Accumulated other comprehensive gain (loss), net of tax:
Foreign currency translation adjustments	$	77,436		$	41,415		$	14,341
Deferred hedging loss		(5,840	)		(1,192	)		(532	)
Unrealized gain (loss) on marketable securities		485			142			(1,263	)
Net unrealized loss on benefit plans		(51,232	)		(52,930	)		(44,249	)
	$	20,849		$	(12,565	)	$	(31,703	)