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Stockholders' Equity - Tax Effects Related to the Change in Each Component of Other Comprehensive Income (Loss) (Detail) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Equity [Abstract]    
Unrealized gain (loss) on available-for-sale securities, Before-Tax Amount $ (1,283) $ (75)
Unrealized gain (loss) on available-for-sale securities, Tax (Expense) Benefit 308 18
Unrealized gain (loss) on available-for-sale securities, Net-of-Tax Amount (975) (57)
Reclassification adjustment for amounts related to available-for-sale investments included in net income (loss), Before-Tax Amount 330 (178)
Reclassification adjustment for amounts related to available-for-sale investments included in net income (loss), Tax (Expense) Benefit (79) 43
Reclassification adjustment for amounts related to available-for-sale investments included in net income (loss), Net-of-Tax Amount 251 (135)
Reclassification adjustment for amounts related to defined benefit plan adjustments included in net income (loss), Before-Tax Amount (19) 143
Reclassification adjustment for amounts related to defined benefit plan adjustments included in net income (loss), Tax (Expense) Benefit 6 (44)
Reclassification adjustment for amounts related to defined benefit plan adjustments included in net income (loss), Net-of-Tax Amount (13) 99
Foreign currency translation adjustment, Before-Tax Amount (905) (1,863)
Foreign currency translation adjustment, Net-of-Tax Amount (905) (1,863)
Total Other Comprehensive Income (Loss), Before-Tax Amount (1,877) (1,973)
Total Other Comprehensive Income (Loss), Tax (Expense) Benefit 235 17
Other Comprehensive (Loss) Income, net of tax $ (1,642) $ (1,956)