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v3.19.1

Leases (Details) - USD ($) $ in Millions | 3 Months Ended |
--- | --- | ---
Mar. 31, 2019 | Mar. 31, 2018 | Dec. 31, 2018
Operating Lease, Right-of-Use Asset | $ 98 |  |
Operating Lease, Liability | 97 |  |
Operating Lease, Cost | 7 |  |
Lessee, Operating Lease, Liability, Payments, Due Next Twelve Months | 18 |  |
Lessee, Operating Lease, Liability, Payments, Due Year Two | 20 |  |
Lessee, Operating Lease, Liability, Payments, Due Year Three | 15 |  |
Lessee, Operating Lease, Liability, Payments, Due Year Four | 12 |  |
Finance Lease, Liability, Payments, Due Year Five | 8 |  |
Lessee, Operating Lease, Liability, Payments, Due after Year Five | 37 |  |
Lessee, Operating Lease, Liability, Payments, Due | 110 |  |
Lessee, Operating Lease, Liability, Undiscounted Excess Amount | $ 13 |  |
Operating Leases, Rent Expense |  | $ 10 |
Operating Leases, Future Minimum Payments Due, Next Twelve Months |  |  | $ 24
Operating Leases, Future Minimum Payments, Due in Two Years |  |  | 21
Operating Leases, Future Minimum Payments, Due in Three Years |  |  | 15
Operating Leases, Future Minimum Payments, Due in Four Years |  |  | 13
Operating Leases, Future Minimum Payments, Due in Five Years |  |  | 10
Operating Leases, Future Minimum Payments, Due Thereafter |  |  | 38
Operating Leases, Future Minimum Payments Due |  |  | $ 121
Operating Lease, Weighted Average Remaining Lease Term | 8 years |  |
Finance Lease, Weighted Average Remaining Lease Term | 2 years |  |
Operating Lease, Weighted Average Discount Rate, Percent | 2.70% |  |
Finance Lease, Weighted Average Discount Rate, Percent | 3.10% |  |
Operating Lease, Payments | $ 6 |  |
Minimum [Member] |  |  |
Lessee, Operating Lease, Renewal Term | 1 year |  |
Maximum [Member] |  |  |
Lessee, Operating Lease, Renewal Term | 5 years |  |
Short-term Lease, Cost | $ 1 |  |
Short-term Lease Commitment, Amount | 1 |  |
Finance Lease, Right-of-Use Asset | 1 |  |
Finance Lease, Liability | 1 |  |
Finance Lease, Right-of-Use Asset, Amortization | 1 |  |
Finance Lease, Interest Expense | 1 |  |
Finance Lease, Liability, Payments, Due Year Five | 1 |  |
Finance Lease, Liability, Payments, Due Next Twelve Months | 1 |  |
Finance Lease, Liability, Payments, Due Year Two | 1 |  |
Finance Lease, Liability, Payments, Due Year Three | 1 |  |
Finance Lease, Liability, Payments, Due Year Four | 1 |  |
Finance Lease, Liability, Payments, Due after Year Five | 1 |  |
Finance Lease, Principal Payments | 1 |  |
Finance Lease, Interest Payment on Liability | 1 |  |
Other Noncurrent Assets [Member] |  |  |
Operating Lease, Right-of-Use Asset | 98 |  |
Accounts Payable and Accrued Liabilities [Member] |  |  |
Operating Lease, Liability, Current | 23 |  |
Other Noncurrent Liabilities [Member] |  |  |
Operating Lease, Liability, Noncurrent | $ 74 |  |

X
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