Leases - Maturity of Lease Liabilities (Details) - USD ($) $ in Millions	Dec. 31, 2020	Dec. 31, 2019
Operating
2021	$ 90
2022	82
2023	62
2024	49
2025	38
Thereafter	237
Total	558
Less: Present value discount	(163)
Lease liabilities	395	$ 481
Finance
2021	18
2022	18
2023	15
2024	14
2025	11
Thereafter	67
Total	143
Less: Present value discount	(62)
Lease liabilities	81	67
Equity Method Investees \| Agreement to store at facilities owned by equity method investee
Finance
2021	6
2022	6
2023	6
2024	6
2025	6
Thereafter	64
Lease liabilities	$ 36	$ 12
Ownership interest in unconsolidated entity	50.00%

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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