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Changes in Accumulated Other Comprehensive Loss - Changes in Accumulated Other Comprehensive Loss (Detail) $ in Thousands | 3 Months Ended
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Mar. 31, 2023 USD ($)
Accumulated Other Comprehensive Income Loss [Line Items] |
Beginning Balance, Amount | $ 992,224
Other comprehensive gain before reclassifications | 5,134
Ending Balance, Amount | 1,046,379
Cumulative Translation Adjustment [Member] |
Accumulated Other Comprehensive Income Loss [Line Items] |
Beginning Balance, Amount | (3,070)
Other comprehensive gain before reclassifications | 627
Ending Balance, Amount | (2,443)
Unrealized Loss on Investments [Member] |
Accumulated Other Comprehensive Income Loss [Line Items] |
Beginning Balance, Amount | (9,820)
Other comprehensive gain before reclassifications | 4,507
Ending Balance, Amount | (5,313)
Accumulated Other Comprehensive Loss [Member] |
Accumulated Other Comprehensive Income Loss [Line Items] |
Beginning Balance, Amount | (12,890)
Ending Balance, Amount | $ (7,756)

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