Finance Lease And Other Obligations

No definition available.

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Data Type:	xbrli:monetaryItemType
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Period Type:	instant

- Definition

Amount of short-term and long-term debt and lease obligation.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
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Balance Type:	credit
Period Type:	instant

- 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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Period Type:	duration

- 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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Balance Type:	credit
Period Type:	instant

- 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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Balance Type:	na
Period Type:	duration

- Definition

Amount, after accumulated amortization, of debt discount (premium).

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Balance Type:	debit
Period Type:	instant

- Definition

Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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Period Type:	instant

- Definition

Amount of long-term debt and lease obligation, classified as noncurrent.

+ References

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of long-term debt and lease obligation, classified as current.

+ References

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

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

+ References

No definition available.

+ Details

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Long-Term Debt and Credit Facilities - Schedule of Long Term Debt (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2020	Jan. 24, 2020	Dec. 31, 2019
Long-term Debt and Credit Facilities
Long-term debt, gross	$ 32,152
Finance lease and other obligations	295		$ 222
Unamortized discounts, net	(78)		(52)
Unamortized debt issuance costs	(237)		(293)
Total long-term debt	31,837		34,694
Less current maturities	(2,427)		(2,300)
Long-term debt, excluding current maturities	29,410		32,394
Term loan \| Term Loan A
Long-term Debt and Credit Facilities
Long-term debt, gross	1,108
Lumen Technologies \| Credit facility \| the Revolving Credit Facility
Long-term Debt and Credit Facilities
Long-term debt, gross	$ 150		250
Lumen Technologies \| Credit facility \| the Revolving Credit Facility \| LIBOR
Long-term Debt and Credit Facilities
Interest rate margin	2.00%
Lumen Technologies \| Term loan \| Term Loan A
Long-term Debt and Credit Facilities
Long-term debt, gross	$ 1,108		$ 1,536
Long-term debt, weighted average interest rate	2.147%		4.459%
Lumen Technologies \| Term loan \| Term Loan A \| LIBOR
Long-term Debt and Credit Facilities
Interest rate margin	2.00%
Lumen Technologies \| Term loan \| Term Loan A-1
Long-term Debt and Credit Facilities
Long-term debt, gross	$ 316		$ 333
Long-term debt, weighted average interest rate	2.147%		4.459%
Lumen Technologies \| Term loan \| Term Loan A-1 \| LIBOR
Long-term Debt and Credit Facilities
Interest rate margin	2.00%
Lumen Technologies \| Term loan \| Term Loan B
Long-term Debt and Credit Facilities
Long-term debt, gross	$ 4,950		$ 5,880
Long-term debt, weighted average interest rate	2.397%		4.549%
Lumen Technologies \| Term loan \| Term Loan B \| LIBOR
Long-term Debt and Credit Facilities
Interest rate margin	2.25%
Lumen Technologies \| Senior notes
Long-term Debt and Credit Facilities
Long-term debt, gross	$ 8,645		$ 8,696
Lumen Technologies \| Senior notes \| Minimum
Long-term Debt and Credit Facilities
Interest rate, stated percentage	4.50%
Lumen Technologies \| Senior notes \| Maximum
Long-term Debt and Credit Facilities
Interest rate, stated percentage	7.65%
Lumen Technologies \| Senior notes \| 4.000% Senior Secured Notes Due 2027
Long-term Debt and Credit Facilities
Interest rate, stated percentage	4.00%	4.00%
Long-term debt, gross	$ 1,250		0
Level 3 Financing, Inc. \| Term loan \| Tranche B 2027 Term Loan
Long-term Debt and Credit Facilities
Long-term debt, gross	$ 3,111		$ 3,111
Long-term debt, weighted average interest rate	1.897%		3.549%
Level 3 Financing, Inc. \| Term loan \| Tranche B 2027 Term Loan \| LIBOR
Long-term Debt and Credit Facilities
Interest rate margin	1.00%
Level 3 Financing, Inc. \| Term loan \| Tranche B 2027 Term Loan \| LIBOR And Base Rate
Long-term Debt and Credit Facilities
Interest rate margin	1.75%
Level 3 Financing, Inc. \| Senior notes
Long-term Debt and Credit Facilities
Long-term debt, gross	$ 5,515		$ 5,515
Level 3 Financing, Inc. \| Senior notes \| Minimum
Long-term Debt and Credit Facilities
Interest rate, stated percentage	3.625%
Level 3 Financing, Inc. \| Senior notes \| Maximum
Long-term Debt and Credit Facilities
Interest rate, stated percentage	5.375%
Level 3 Financing, Inc. \| Senior notes \| Senior Notes, Maturing 2027-2029
Long-term Debt and Credit Facilities
Long-term debt, gross	$ 1,500		1,500
Level 3 Financing, Inc. \| Senior notes \| Senior Notes, Maturing 2027-2029 \| Minimum
Long-term Debt and Credit Facilities
Interest rate, stated percentage	3.40%
Level 3 Financing, Inc. \| Senior notes \| Senior Notes, Maturing 2027-2029 \| Maximum
Long-term Debt and Credit Facilities
Interest rate, stated percentage	3.875%
Embarq Corporation and subsidiary \| Senior notes
Long-term Debt and Credit Facilities
Interest rate, stated percentage	7.995%
Long-term debt, gross	$ 1,437		1,450
Embarq Corporation and subsidiary \| First mortgage bonds
Long-term Debt and Credit Facilities
Long-term debt, gross	$ 138		138
Embarq Corporation and subsidiary \| First mortgage bonds \| Minimum
Long-term Debt and Credit Facilities
Interest rate, stated percentage	7.125%
Embarq Corporation and subsidiary \| First mortgage bonds \| Maximum
Long-term Debt and Credit Facilities
Interest rate, stated percentage	8.375%
Qwest Corporation \| Term loan
Long-term Debt and Credit Facilities
Long-term debt, gross	$ 215		$ 100
Long-term debt, weighted average interest rate	2.15%		3.80%
Qwest Corporation \| Term loan \| LIBOR
Long-term Debt and Credit Facilities
Interest rate margin	2.00%
Qwest Corporation \| Senior notes
Long-term Debt and Credit Facilities
Long-term debt, gross	$ 3,170		$ 5,956
Qwest Corporation \| Senior notes \| Minimum
Long-term Debt and Credit Facilities
Interest rate, stated percentage	6.50%
Qwest Corporation \| Senior notes \| Maximum
Long-term Debt and Credit Facilities
Interest rate, stated percentage	7.75%
Qwest Capital Funding, Inc \| Senior notes
Long-term Debt and Credit Facilities
Long-term debt, gross	$ 352		$ 352
Qwest Capital Funding, Inc \| Senior notes \| Minimum
Long-term Debt and Credit Facilities
Interest rate, stated percentage	6.875%
Qwest Capital Funding, Inc \| Senior notes \| Maximum
Long-term Debt and Credit Facilities
Interest rate, stated percentage	7.75%