Shareholders' Equity (Tables)

3 Months Ended

Apr. 30, 2020

Shareholders Equity [Abstract]

Class of Treasury Stock

The Company’s common share issuance activity for the three months ended April 30, 2020 is summarized as follows:  

	Shares		Weighted-average price per share
Treasury stock balance at January 31, 2020	23,819,230		$	50.30
Shares of treasury stock reissued for equity incentive plans	(232,030	)
Treasury stock balance at April 30, 2020	23,587,200		$	50.30

Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]

The following tables summarize the change in the components of AOCI for the three months ended April 30, 2020 and 2019:

	Foreign currency translation adjustment, net of taxes			Unrealized gains (losses) on cash flow hedges, net of taxes			Total
(in thousands)
Balance at January 31, 2020	$	1,449		$	15		$	1,464
Other comprehensive income (loss) before reclassification	(56,547		)	402			(56,145		)
Reclassification of (gain) loss from AOCI into income	—			(417		)	(417		)
Balance at April 30, 2020	$	(55,098	)	$	—		$	(55,098	)

	Foreign currency translation adjustment, net of taxes			Unrealized gains (losses) on cash flow hedges, net of taxes			Total
(in thousands)
Balance at January 31, 2019	$	43,786		$	—		$	43,786
Other comprehensive income (loss) before reclassification	(40,523		)	(575		)	(41,098		)
Reclassification of (gain) loss from AOCI into income	—			364			364
Balance at April 30, 2019	$	3,263		$	(211	)	$	3,052