Sonic Automotive, Inc. Quarterly report [Sections 13 or 15(d)]

Quarterly report [Sections 13 or 15(d)]

Fair Value Measurements - Fair Value and Carrying Value of Significant Fixed Rate Long-Term Debt (Details)

Fair Value Measurements - Fair Value and Carrying Value of Significant Fixed Rate Long-Term Debt (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024	Oct. 13, 2021	Mar. 10, 2017
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Carrying Value	$ 1,570,500	$ 1,588,000
Mortgage Notes
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Fair Value	83,100	93,400
Carrying Value	$ 85,300	96,100
5.0% Notes
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Stated interest rate	5.00%
6.125% Notes
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Stated interest rate	6.125%		6.125%	6.125%
4.875% Senior Notes [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Fair Value	$ 446,300	447,500
Carrying Value	$ 500,000	500,000
Stated interest rate	4.875%
4.625% Notes [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Fair Value	$ 593,100	594,800
Carrying Value	$ 650,000	$ 650,000
Stated interest rate	4.625%

- Definition

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

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+ Details

- Definition

The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

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+ Details