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v3.23.2

Changes in Accumulated Other Comprehensive Loss by Component, Net of Tax (Detail) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jul. 31, 2023 | Jul. 31, 2022 | Jul. 31, 2023 | Jul. 31, 2022
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Beginning Balance | $ 1,850,682 | $ 1,695,921 | $ 1,792,683 | $ 1,745,740
Total other comprehensive (loss) income | 4,536 | (5,589) | 9,833 | (25,355)
Ending Balance | 1,967,391 | 1,707,192 | 1,967,391 | 1,707,192
Foreign Currency Translation |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Beginning Balance | (39,647) | (36,593) | (42,824) | (22,204)
Other comprehensive income (loss) before reclassifications | 4,515 | (6,243) | 7,692 | (20,632)
Amounts reclassified from accumulated other comprehensive income (loss) | 0 | 0 | 0 | 0
Total other comprehensive (loss) income | 4,515 | (6,243) | 7,692 | (20,632)
Ending Balance | (35,132) | (42,836) | (35,132) | (42,836)
Unrealized Gains and (Losses) on available- for-Sale Securities |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Beginning Balance | (3,691) | (8,003) | (5,811) | (2,626)
Other comprehensive income (loss) before reclassifications | 28 | 876 | 2,147 | (4,389)
Amounts reclassified from accumulated other comprehensive income (loss) | (7) | (222) | (6) | (334)
Total other comprehensive (loss) income | 21 | 654 | 2,141 | (4,723)
Ending Balance | (3,670) | (7,349) | (3,670) | (7,349)
Accumulated Other Comprehensive Loss |  |  |  |
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items] |  |  |  |
Beginning Balance | (43,338) | (44,596) | (48,635) | (24,830)
Other comprehensive income (loss) before reclassifications | 4,543 | (5,367) | 9,839 | (25,021)
Amounts reclassified from accumulated other comprehensive income (loss) | (7) | (222) | (6) | (334)
Total other comprehensive (loss) income | 4,536 | (5,589) | 9,833 | (25,355)
Ending Balance | $ (38,802) | $ (50,185) | $ (38,802) | $ (50,185)

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