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Other Comprehensive Income (Loss) and Accumulated Other Comprehensive Loss (Tables)
 3 Months Ended
Apr. 30, 2018
Equity [Abstract]  
Changes in Accumulated Other Comprehensive Loss by Component, Net of Tax

The following tables present the changes in “Accumulated other comprehensive loss,” by component, net of tax, for the three months ended April 30, 2018 and 2017:

 

 

 

Three Months Ended April 30, 2018

 

 

 

 

 

 

 

Unrealized Gains

 

 

 

 

 

 

 

Foreign

 

 

and (Losses) on

 

 

 

 

 

 

 

Currency

 

 

Available-for-

 

 

 

 

 

 

 

Translation

 

 

Sale Securities

 

 

Total

 

Balance at beginning of period

 

$

(10,340

)

 

$

(311

)

 

$

(10,651

)

Other comprehensive income (loss)

   before reclassifications

 

 

(7,969

)

 

 

(80

)

 

 

(8,049

)

Amounts reclassified from

   accumulated other comprehensive

   income (loss)

 

 

—

 

 

 

(13

)

 

 

(13

)

Net current-period other

   comprehensive income (loss)

 

 

(7,969

)

 

 

(93

)

 

 

(8,062

)

Balance at end of period

 

$

(18,309

)

 

$

(404

)

 

$

(18,713

)

 

 

 

Three Months Ended April 30, 2017

 

 

 

 

 

 

 

Unrealized Gains

 

 

 

 

 

 

 

Foreign

 

 

and (Losses) on

 

 

 

 

 

 

 

Currency

 

 

Available-for-

 

 

 

 

 

 

 

Translation

 

 

Sale Securities

 

 

Total

 

Balance at beginning of period

 

$

(34,012

)

 

$

(57

)

 

$

(34,069

)

Other comprehensive income (loss)

   before reclassifications

 

 

1,788

 

 

 

(2

)

 

 

1,786

 

Amounts reclassified from

   accumulated other comprehensive

   income (loss)

 

 

—

 

 

 

14

 

 

 

14

 

Net current-period other

   comprehensive income (loss)

 

 

1,788

 

 

 

12

 

 

 

1,800

 

Balance at end of period

 

$

(32,224

)

 

$

(45

)

 

$

(32,269

)