NOTES RECEIVABLE - Additional Information (Detail) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Receivables [Abstract]
Investment in impaired loans	$ 20	$ 45
Allowance for credit losses	12	25
Investment in impaired loans with no related allowance for credit losses	8	20
Average investment in impaired loans	$ 33	$ 70	$ 84

Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.

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- Definition

Average amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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- Definition

Amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.

+ References

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-Name Accounting Standards Codification
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-SubTopic 10
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- Definition

Amount of investment in impaired financing receivables for which there is no related allowance for credit losses.

+ References

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- References

No definition available.

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