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Fair Value Measurements - Narrative (Details) - USD ($)
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Transfers in or out of Level 3 securities $ 0 $ 0  
Carrying values of investments 38,500,000 19,000,000  
Impairment losses $ 0 23,000,000 $ 0
Designated as Hedging Instrument | Foreign Exchange Forward      
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]      
Term of derivative contract 1 month    
Notional amount of outstanding hedge to currency risk $ 71,000,000 $ 62,000,000