LEASES - Components of Sales Type Lease Income (Details) - USD ($) $ in Millions	Dec. 31, 2020	Dec. 31, 2019
Leases [Abstract]
Accounts receivable, net	$ 39	$ 45
Other non-current assets	95	76
Total	$ 134	$ 121

No definition available.

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- Definition

Amount of net investment in sales-type and direct financing lease.

+ References

+ Details

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- Definition

Amount of net investment in sales-type and direct financing lease, classified as current.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 30
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=121561866&loc=SL77919306-209978

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=121561866&loc=SL77919308-209978

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- Definition

Amount of net investment in sales-type and direct financing lease, classified as noncurrent.

+ References

+ Details

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