Leases (Components of Net Investment in Finance Leases) (Details) $ in Millions	Jun. 30, 2021 USD ($)
Leases [Abstract]
2021	$ 13
2022	22
2023	21
2024	22
2025	22
2026 and Thereafter	292
Total minimum future lease receipts	392
Residual value of leased pipeline	17
Less unearned income	206
Net investment in finance lease	203
Less current portion	8
Net investment in finance lease, noncurrent	$ 195

Sales-Type and Direct Financing Leases, Lease Receivable, to be Received, after Year Four

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- Definition

Amount of deferred selling profit from direct financing lease.

+ References

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-SubTopic 30
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Present value expected to be derived from underlying asset, following end of lease term, not guaranteed by lessee or other third party unrelated to lessor.

+ References

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No definition available.

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Amount, before allowance for credit loss, of net investment in sales-type and direct financing leases.

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Amount, before allowance for credit loss, of net investment in sales-type and direct financing leases, classified as current.

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Amount, before allowance for credit loss, of net investment in sales-type and direct financing leases, classified as noncurrent.

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Amount of undiscounted cash flows to be received by lessor for sales-type and direct financing leases.

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Amount of undiscounted cash flows to be received by lessor for sales-type and direct financing leases in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of undiscounted cash flows to be received by lessor for sales-type and direct financing leases in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of undiscounted cash flows to be received by lessor for sales-type and direct financing leases in remainder of current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of undiscounted cash flows to be received by lessor for sales-type and direct financing leases in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of undiscounted cash flows to be received by lessor for sales-type and direct financing leases in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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