Long-Term Debt and Credit Facilities - Schedule of Maturities of Long Term Debt (Details) $ in Millions	Jun. 30, 2019 USD ($)
Long-term Debt, Fiscal Year Maturity
2019 (remaining six months)	$ 496
2020	1,191
2021	3,118
2022	5,386
2023	2,095
2024 and thereafter	22,786
Total long-term debt	$ 35,072

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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