Annual report pursuant to Section 13 and 15(d)

INVESTMENTS AND RESTRICTED CASH - Additional Information (Detail)

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INVESTMENTS AND RESTRICTED CASH - Additional Information (Detail) - USD ($)
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Gain (Loss) on Securities [Line Items]      
Marketable securities pledged as collateral $ 336,000,000 $ 404,000,000  
Gross realized gains on sales of marketable securities 7,000,000 5,000,000 $ 8,000,000
Gross realized losses on sales of marketable securities 2,000,000 0 2,000,000
Impairment charge 0 0 $ 0
Investments and restricted cash 26,000,000 25,000,000  
Variable Life Insurance Policy [Member]      
Gain (Loss) on Securities [Line Items]      
Investments and restricted cash 23,000,000 23,000,000  
Cash Held In Escrow [Member]      
Gain (Loss) on Securities [Line Items]      
Restricted cash and cash equivalents, noncurrent $ 3,000,000 $ 2,000,000