Debt and Capital Lease Obligations, Capital Lease Obligations (Details) $ in Millions	1 Months Ended
Jan. 31, 2017 USD ($)
Capital Lease Obligations [Member]
Capital Lease Obligations (Textual)
Capital lease obligations incurred	$ 490
Capital lease, initial lease term (in years)	10 years
Capital lease, duration of renewal option (in years)	10 years
Assets Held under Capital Leases [Member]
Capital Lease Obligations (Textual)
Capital lease assets, additions	$ 490

No definition available.

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- Definition

The increase during the period in capital lease obligations due to entering into new capital leases.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4313-108586

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4304-108586

+ Details

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- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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- Definition

Amount of acquisition of long-lived, physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

+ References

No definition available.

+ Details

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- Definition

Term of the entity's agreement renewal option that may be requested.

+ References

No definition available.

+ Details

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- Details

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- Details

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