Leases Future Minimum Rental Payments for Operating Leases (Details) $ in Millions |
Dec. 31, 2018
USD ($)
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| Future Minimum Rental Payments for Operating Leases [Abstract] | |
| Operating Leases, Future Minimum Payments Receivable, Current | $ 342 |
| Operating Leases, Future Minimum Payments Receivable, in Two Years | 261 |
| Operating Leases, Future Minimum Payments Receivable, in Three Years | 257 |
| Operating Leases, Future Minimum Payments Receivable, in Four Years | 224 |
| Operating Leases, Future Minimum Payments Receivable, in Five Years | 141 |
| Operating Leases, Future Minimum Payments Receivable, Thereafter | 239 |
| Operating Leases, Future Minimum Payments Receivable | $ 1,464 |
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- Definition Future Minimum Rental Payments for Operating Leases [Abstract] No definition available.
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- Definition Future minimum rental payments in aggregate as of the balance sheet date under operating leases. Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
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- Definition Future rental payments receivable within one year of the balance sheet date under an operating lease. Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
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- Definition Future rental payments receivable within the fifth year from the balance sheet date under an operating lease. Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
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- Definition Future rental payments receivable within the fourth year from the balance sheet date under an operating lease. Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
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- Definition Future rental payments receivable within the third year from the balance sheet date under an operating lease. Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
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- Definition Future rental payments receivable within the second year from the balance sheet date under an operating lease. Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
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- Definition Future minimum lease payments receivable under operating leases for periods greater than five years following the balance sheet date. Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
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