Debt (Borrowing Capacity) (Details) $ in Millions	Jun. 30, 2020 USD ($)
Debt Instrument [Line Items]
Remaining capacity	$ 98
Availability under borrowing base limitation	2
Corporate Debt Securities
Debt Instrument [Line Items]
Remaining capacity	0
Availability under borrowing base limitation	0
Senior Assets Based Line of Credit Facility
Debt Instrument [Line Items]
Remaining capacity	0
Availability under borrowing base limitation	0
Letter of Credit
Debt Instrument [Line Items]
Remaining capacity	0
Availability under borrowing base limitation	0
Alternative Letter of Credit Facility
Debt Instrument [Line Items]
Remaining capacity	0
Availability under borrowing base limitation	0
Fleet Debt
Debt Instrument [Line Items]
Remaining capacity	98
Availability under borrowing base limitation	2
US Vehicle RCF
Debt Instrument [Line Items]
Remaining capacity	0
Availability under borrowing base limitation	0
HVF II U.S. ABS Program
Debt Instrument [Line Items]
Remaining capacity	0
Availability under borrowing base limitation	0
HFLF Medium Term Notes
Debt Instrument [Line Items]
Remaining capacity	0
Availability under borrowing base limitation	0
European Securitization
Debt Instrument [Line Items]
Remaining capacity	49
Availability under borrowing base limitation	0
Canadian Securitization
Debt Instrument [Line Items]
Remaining capacity	0
Availability under borrowing base limitation	0
Donlen Canadian Securitization
Debt Instrument [Line Items]
Remaining capacity	2
Availability under borrowing base limitation	0
Australian Securitization
Debt Instrument [Line Items]
Remaining capacity	7
Availability under borrowing base limitation	0
Us Fleet Financing Facility
Debt Instrument [Line Items]
Remaining capacity	37
Availability under borrowing base limitation	0
New Zealand Revolving Credit Facility
Debt Instrument [Line Items]
Remaining capacity	3
Availability under borrowing base limitation	$ 2

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No definition available.

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- Definition

Amount of unused borrowing capacity under the long-term financing arrangement that is available to the entity as of the balance sheet date.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(b))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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- Definition

Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(b),22(b))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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