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ACCUMULATED OTHER COMPREHENSIVE INCOME (Notes)
6 Months Ended
Jul. 31, 2021
Accumulated Other Comprehensive Income [Abstract]  
Comprehensive Income (Loss) Note [Text Block] ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS)
    The following is a summary of the changes in accumulated other comprehensive income (loss), by component, for the periods ended July 31, 2021 and July 31, 2020:
Foreign Currency Translation AdjustmentNet Investment Hedging GainTotal Accumulated Other Comprehensive Income (Loss)
(in thousands)
Balance, January 31, 2021$(1,212)$2,711 $1,499 
Other comprehensive loss(2,379)— (2,379)
Balance, April 30, 2021(3,591)2,711 (880)
Other comprehensive income938 — 938 
Balance, July 31, 2021$(2,653)$2,711 $58 
Foreign Currency Translation AdjustmentNet Investment Hedging GainTotal Accumulated Other Comprehensive Income (Loss)
(in thousands)
Balance, January 31, 2020$(5,931)$2,711 $(3,220)
Other comprehensive loss(528)— (528)
Balance, April 30, 2020(6,459)2,711 (3,748)
Other comprehensive income778 — 778 
Balance, July 31, 2020$(5,681)$2,711 $(2,970)