Represents the amount of eligible property that was subject to lien of mortgage (based on original cost).

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- Definition

The maximum amount of additional long-term debt that can be issued under current regulatory authority from the relevant regulatory agencies.

+ References

No definition available.

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Face (par) amount of debt instrument at time of issuance.

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Contractual interest rate for funds borrowed, under the debt agreement.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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Fair value amount of debt instrument that was repurchased.

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No definition available.

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

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Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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The interest rate applicable to the portion of the carrying amount of long-term borrowings outstanding as of the balance sheet date, including current maturities, which accrues interest at a rate subject to change from time to time.

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Weighted average interest rate of long-term debt outstanding calculated at point in time.

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No definition available.

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Amount of long-term debt classified as other.

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Long-term Debt - PAC (Details) - USD ($) $ in Millions	Dec. 31, 2021	Nov. 30, 2021	Dec. 31, 2020
Debt Instrument [Line Items]
Par value	$ 49,746
Total long-term debt	49,762		$ 49,866
Current portion of long-term debt	1,265		1,839
Subsidiary debt
Debt Instrument [Line Items]
Par value	36,545
Subsidiary debt	36,659		36,319
PAC
Debt Instrument [Line Items]
Total long-term debt	8,730		8,612
Current portion of long-term debt	155		420
Long-term debt	8,575		8,192
Maximum amount of additional long-term debt approved by regulators	2,000
Eligible property subject to lien of mortgages	31,000
PAC \| Subsidiary debt
Debt Instrument [Line Items]
Par value	8,797
Subsidiary debt	$ 8,730		$ 8,612
2.95% to 8.53%, due through 2026 \| PAC
Debt Instrument [Line Items]
Average interest rate	4.52%		4.12%
2.95% to 8.53%, due through 2026 \| PAC \| Subsidiary debt
Debt Instrument [Line Items]
Par value	$ 1,379
Subsidiary debt	$ 1,378		$ 2,245
2.70% to 7.70%, due 2027 to 2031 \| PAC
Debt Instrument [Line Items]
Average interest rate	4.35%		4.35%
2.70% to 7.70%, due 2027 to 2031 \| PAC \| Subsidiary debt
Debt Instrument [Line Items]
Par value	$ 1,100
Subsidiary debt	$ 1,094		$ 1,094
5.25% to 6.10%, due 2032 to 2036 \| PAC
Debt Instrument [Line Items]
Average interest rate	5.75%		5.75%
5.25% to 6.10%, due 2032 to 2036 \| PAC \| Subsidiary debt
Debt Instrument [Line Items]
Par value	$ 850
Subsidiary debt	$ 845		$ 845
5.75% to 6.35%, due 2037 to 2041 \| PAC
Debt Instrument [Line Items]
Average interest rate	6.05%		6.05%
5.75% to 6.35%, due 2037 to 2041 \| PAC \| Subsidiary debt
Debt Instrument [Line Items]
Par value	$ 2,150
Subsidiary debt	$ 2,137		$ 2,137
4.10%, due 2042 \| PAC
Debt Instrument [Line Items]
Average interest rate	4.10%		4.10%
4.10%, due 2042 \| PAC \| Subsidiary debt
Debt Instrument [Line Items]
Par value	$ 300
Subsidiary debt	$ 297		$ 297
2.90% to 4.15%, due 2049 to 2052 \| PAC
Debt Instrument [Line Items]
Average interest rate	3.52%		3.86%
2.90% to 4.15%, due 2049 to 2052 \| PAC \| Subsidiary debt
Debt Instrument [Line Items]
Par value	$ 2,800
Subsidiary debt	$ 2,761		$ 1,776
Due 2025 \| PAC
Debt Instrument [Line Items]
Average interest rate	0.12%		0.14%
Due 2025 \| PAC \| Subsidiary debt
Debt Instrument [Line Items]
Par value	$ 25
Subsidiary debt	$ 25		$ 25
Due 2024 to 2025 \| PAC
Debt Instrument [Line Items]
Average interest rate	0.13%		0.15%
Due 2024 to 2025 \| PAC \| Subsidiary debt
Debt Instrument [Line Items]
Par value	$ 193
Subsidiary debt	193		$ 193
Long-term Debt \| PAC
Debt Instrument [Line Items]
Par value	8,797
Total long-term debt	$ 8,730		$ 8,612
First Mortgage Bonds, 2.95%, Due February 2022 \| PAC \| Subsidiary debt
Debt Instrument [Line Items]
Stated rate		2.95%
Debt redeemed		$ 450
Minimum \| PAC \| Subsidiary debt
Debt Instrument [Line Items]
Variable rate	0.12%		0.14%
Minimum \| 2.95% to 8.53%, due through 2026 \| PAC
Debt Instrument [Line Items]
Stated rate	2.95%
Minimum \| 2.95% to 8.53%, due through 2026 \| PAC \| Subsidiary debt
Debt Instrument [Line Items]
Stated rate	2.95%
Minimum \| 2.70% to 7.70%, due 2027 to 2031 \| PAC
Debt Instrument [Line Items]
Stated rate	2.70%
Minimum \| 2.70% to 7.70%, due 2027 to 2031 \| PAC \| Subsidiary debt
Debt Instrument [Line Items]
Stated rate	2.70%
Minimum \| 5.25% to 6.10%, due 2032 to 2036 \| PAC
Debt Instrument [Line Items]
Stated rate	5.25%
Minimum \| 5.25% to 6.10%, due 2032 to 2036 \| PAC \| Subsidiary debt
Debt Instrument [Line Items]
Stated rate	5.25%
Minimum \| 5.75% to 6.35%, due 2037 to 2041 \| PAC
Debt Instrument [Line Items]
Stated rate	5.75%
Minimum \| 5.75% to 6.35%, due 2037 to 2041 \| PAC \| Subsidiary debt
Debt Instrument [Line Items]
Stated rate	5.75%
Minimum \| 4.10%, due 2042 \| PAC
Debt Instrument [Line Items]
Stated rate	4.10%
Minimum \| 4.10%, due 2042 \| PAC \| Subsidiary debt
Debt Instrument [Line Items]
Stated rate	4.10%
Minimum \| 2.90% to 4.15%, due 2049 to 2052 \| PAC
Debt Instrument [Line Items]
Stated rate	2.90%
Minimum \| 2.90% to 4.15%, due 2049 to 2052 \| PAC \| Subsidiary debt
Debt Instrument [Line Items]
Stated rate	2.90%
Maximum \| PAC \| Subsidiary debt
Debt Instrument [Line Items]
Variable rate	0.13%		0.16%
Maximum \| 2.95% to 8.53%, due through 2026 \| PAC
Debt Instrument [Line Items]
Stated rate	8.53%
Maximum \| 2.95% to 8.53%, due through 2026 \| PAC \| Subsidiary debt
Debt Instrument [Line Items]
Stated rate	8.53%
Maximum \| 2.70% to 7.70%, due 2027 to 2031 \| PAC
Debt Instrument [Line Items]
Stated rate	7.70%
Maximum \| 2.70% to 7.70%, due 2027 to 2031 \| PAC \| Subsidiary debt
Debt Instrument [Line Items]
Stated rate	7.70%
Maximum \| 5.25% to 6.10%, due 2032 to 2036 \| PAC
Debt Instrument [Line Items]
Stated rate	6.10%
Maximum \| 5.25% to 6.10%, due 2032 to 2036 \| PAC \| Subsidiary debt
Debt Instrument [Line Items]
Stated rate	6.10%
Maximum \| 5.75% to 6.35%, due 2037 to 2041 \| PAC
Debt Instrument [Line Items]
Stated rate	6.35%
Maximum \| 5.75% to 6.35%, due 2037 to 2041 \| PAC \| Subsidiary debt
Debt Instrument [Line Items]
Stated rate	6.35%
Maximum \| 2.90% to 4.15%, due 2049 to 2052 \| PAC
Debt Instrument [Line Items]
Stated rate	4.15%
Maximum \| 2.90% to 4.15%, due 2049 to 2052 \| PAC \| Subsidiary debt
Debt Instrument [Line Items]
Stated rate	4.15%