Debt Instrument, Administrative Fee, Percent

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- Definition

Debt Instrument, Interest Rate, Stated Percentage, Period Of Time, After First Ten Years

+ References

No definition available.

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- Definition

Debt Instrument, Interest Rate, Stated Percentage, Period of Time

+ References

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- Definition

The value of the financial instrument(s) that the original debt is being converted into in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

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- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

+ References

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- Definition

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

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- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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- Definition

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

+ References

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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.

+ References

No definition available.

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- Definition

Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

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- Definition

Amount of unamortized debt discount (premium) and debt issuance costs.

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- Definition

Amount, excluding unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

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JUNIOR SUBORDINATED NOTES (Details) $ in Millions	1 Months Ended		12 Months Ended
JUNIOR SUBORDINATED NOTES (Details) $ in Millions	Mar. 31, 2022 USD ($)	Mar. 31, 2021 CAD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2022 CAD ($)	Dec. 31, 2022 USD ($)	May 31, 2022 USD ($)	Dec. 31, 2021 CAD ($)
Debt Instrument [Line Items]
Outstanding				$ 41,706			$ 38,756
Unamortized debt discount and issue costs				(239)			(243)
Long-term Debt				1,600			0
TRANSCANADA PIPELINES LIMITED
Debt Instrument [Line Items]
Outstanding				34,998			33,427
TRANSCANADA PIPELINES LIMITED \| Junior subordinated notes
Debt Instrument [Line Items]
Outstanding				10,593			9,024
Unamortized debt discount and issue costs				(98)			(85)
Long-term Debt				$ 10,495			8,939
TRANSCANADA PIPELINES LIMITED \| Junior subordinated debt, due 2067
Debt Instrument [Line Items]
Debt converted			$ 1,000,000,000
TRANSCANADA PIPELINES LIMITED \| Junior subordinated debt, due 2067 \| Junior subordinated notes
Debt Instrument [Line Items]
Debt instrument, face amount					$ 1,000,000,000
Stated interest rate				6.35%	6.35%
Outstanding				$ 1,353			$ 1,265
Effective Interest Rate				6.20%	6.20%		4.00%
TRANSCANADA PIPELINES LIMITED \| Junior subordinated debt, due 2067 \| Junior subordinated notes \| LIBOR
Debt Instrument [Line Items]
Variable interest rate			2.21%
TRANSCANADA PIPELINES LIMITED \| Junior subordinated debt, due 2075 \| Junior subordinated notes
Debt Instrument [Line Items]
Debt instrument, face amount					$ 750,000,000
Stated interest rate				5.875%	5.875%
Outstanding				$ 1,015			$ 949
Effective Interest Rate				7.40%	7.40%		5.00%
TRANSCANADA PIPELINES LIMITED \| Junior subordinated debt, due 2076 \| Junior subordinated notes
Debt Instrument [Line Items]
Debt instrument, face amount					$ 1,200,000,000
Stated interest rate				6.125%	6.125%
Outstanding				$ 1,624			$ 1,519
Effective Interest Rate				8.00%	8.00%		5.80%
TRANSCANADA PIPELINES LIMITED \| Junior subordinated debt, due 2077 \| Junior subordinated notes
Debt Instrument [Line Items]
Debt instrument, face amount					$ 1,500,000,000
Stated interest rate				5.55%	5.55%
Outstanding				$ 2,030			$ 1,899
Effective Interest Rate				7.10%	7.10%		4.70%
TRANSCANADA PIPELINES LIMITED \| Canadian junior subordinated debt, due 2077 \| Junior subordinated notes
Debt Instrument [Line Items]
Debt instrument, face amount				$ 1,500
Stated interest rate				4.90%	4.90%
Outstanding				$ 1,500			$ 1,500
Effective Interest Rate				6.80%	6.80%		4.50%
TRANSCANADA PIPELINES LIMITED \| Junior subordinated debt, due 2079 \| Junior subordinated notes
Debt Instrument [Line Items]
Debt instrument, face amount					$ 1,100,000,000
Stated interest rate				5.75%	5.75%
Outstanding				$ 1,488			$ 1,392
Effective Interest Rate				7.60%	7.60%		5.40%
Stated interest rate, period of time			10 years
Stated interest rate, period of time after first ten years			5 years
TRANSCANADA PIPELINES LIMITED \| $500 notes due 2081 at 4.45% \| Junior subordinated notes
Debt Instrument [Line Items]
Debt instrument, face amount				$ 500
Stated interest rate				4.45%	4.45%
Outstanding				$ 500			$ 500
Effective Interest Rate				5.70%	5.70%		4.00%
TRANSCANADA PIPELINES LIMITED \| $800 notes due 2082 at 5.85% \| Junior subordinated notes
Debt Instrument [Line Items]
Debt instrument, face amount					$ 800,000,000
Stated interest rate				5.85%	5.85%
Outstanding				$ 1,083			$ 0
Effective Interest Rate				7.20%	7.20%		0.00%
TRANSCANADA PIPELINES LIMITED \| Trust Notes - Series 2022-A \| Junior subordinated notes
Debt Instrument [Line Items]
Debt instrument, face amount	$ 800,000,000
Stated interest rate, period of time	5 years
Administrative charge percentage	0.25%
Redemption price as a percentage of principal amount plus accrued and unpaid interest	100.00%
TRANSCANADA PIPELINES LIMITED \| Trust Notes - Series 2022-A \| Period one \| Junior subordinated notes
Debt Instrument [Line Items]
Stated interest rate	5.85%
TRANSCANADA PIPELINES LIMITED \| Trust Notes - Series 2022-A \| Period two \| Junior subordinated notes \| Five-Year Government of Canada Yield
Debt Instrument [Line Items]
Stated interest rate, period of time	5 years
Variable interest rate	4.236%
TRANSCANADA PIPELINES LIMITED \| Trust Notes - Series 2022-A \| Period three \| Junior subordinated notes \| Five-Year Government of Canada Yield
Debt Instrument [Line Items]
Variable interest rate	4.986%
TRANSCANADA PIPELINES LIMITED \| Trust Notes - Series 2021-A \| Junior subordinated notes
Debt Instrument [Line Items]
Debt instrument, face amount		$ 500
Stated interest rate, period of time		5 years
Administrative charge percentage		0.25%
Redemption price as a percentage of principal amount plus accrued and unpaid interest		100.00%
TRANSCANADA PIPELINES LIMITED \| Trust Notes - Series 2021-A \| Period one \| Junior subordinated notes
Debt Instrument [Line Items]
Stated interest rate		4.45%
TRANSCANADA PIPELINES LIMITED \| Trust Notes - Series 2021-A \| Period two \| Junior subordinated notes \| Five-Year Government of Canada Yield
Debt Instrument [Line Items]
Stated interest rate, period of time		5 years
Variable interest rate		3.316%
TRANSCANADA PIPELINES LIMITED \| Trust Notes - Series 2021-A \| Period three \| Junior subordinated notes \| Five-Year Government of Canada Yield
Debt Instrument [Line Items]
Variable interest rate		4.066%
TransCanada Trust \| Trust Notes - Series 2022-A \| Notes payable
Debt Instrument [Line Items]
Debt instrument, face amount	$ 800,000,000
TransCanada Trust \| Trust Notes - Series 2022-A \| Period one \| Notes payable
Debt Instrument [Line Items]
Stated interest rate	5.60%
Stated interest rate, period of time	10 years
TransCanada Trust \| Trust Notes - Series 2022-A \| Period two \| Notes payable
Debt Instrument [Line Items]
Stated interest rate, period of time	5 years
TransCanada Trust \| Trust Notes - Series 2021-A \| Notes payable
Debt Instrument [Line Items]
Debt instrument, face amount		$ 500				$ 800,000,000
TransCanada Trust \| Trust Notes - Series 2021-A \| Period one \| Notes payable
Debt Instrument [Line Items]
Stated interest rate		4.20%
Stated interest rate, period of time		10 years
TransCanada Trust \| Trust Notes - Series 2021-A \| Period two \| Notes payable
Debt Instrument [Line Items]
Stated interest rate, period of time		5 years