Leases - Components of Net Investment in Sales-type Lease (Detail) $ in Millions	Sep. 30, 2019 USD ($)
Leases [Abstract]
Minimum lease payments	$ 83
Unguaranteed residual values	11
Net investment in leases	$ 94

No definition available.

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- Definition

Present value of lease payments not yet received by lessor and amount expected to be derived from underlying asset, following end of lease term guaranteed by lessee or other third party unrelated to lessor, from sales-type lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 30
-Section 50
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=77888428&loc=SL77919379-209981

+ Details

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Period Type:	instant

- Definition

Amount of net investment in sales-type lease.

+ References

+ Details

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- Definition

Present value expected to be derived from underlying asset following end of lease term not guaranteed by lessee or other third party unrelated to lessor.

+ References

+ Details

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