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Debt and Banking Arrangements (Tables)

6 Months Ended

Jun. 30, 2026

Debt Disclosure [Abstract]

Schedule of Debt Issuances

Issuances in 2026 are as follows:

Issue Date

Maturity Date

Amount

Rate

(Millions)

Williams’ Public Issuances:

January 8, 2026 (1)

March 15, 2033

$

500

5.650%

January 8, 2026

March 15, 2036

1,250

5.150%

January 8, 2026

March 15, 2056

1,000

5.950%

________________

(1)    Additional issuance of the 5.65 percent senior notes due 2033 issued on March 2, 2023, and trade interchangeably with such notes.

Schedule of Extinguishment of Debt

Retirements in 2026 are as follows:

Date of Retirement

Maturity Date

Amount

Rate

(Millions)

Williams:

March 2, 2026

March 2, 2026

$

1,100

5.400%

Schedule of Line of Credit Facilities [Table Text Block]

			June 30, 2026
			Stated Capacity						Outstanding
			(Millions)
Williams Credit Agreement (1)(2)			$	3,750					$	—
364-Day Credit Agreement (2)			1,000						—
Letters of credit under certain bilateral bank agreements									15

________________

(1)    In managing its available liquidity, Williams does not expect a maximum outstanding amount in excess of the capacity of its credit facility inclusive of any outstanding amounts under the commercial paper program.

(2)    Williams expects to be in compliance with the associated covenants for the June 30, 2026, reporting period.

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- Definition

Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation.

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Tabular disclosure of debt extinguished which may include, amount of gain (loss), the income tax effect and the per share amount of the aggregate gain (loss), net of the related income tax.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 470
-SubTopic 50
-Section 50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481244/470-50-50-1

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Tabular disclosure of short-term or long-term contractual arrangements with lenders, including letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S50
-Paragraph 8
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480657/210-10-S50-8

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(19)(b))
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