Quarterly report [Sections 13 or 15(d)]
Cover
Document and Entity Information
Details
Financial Statements
CONDENSED CONSOLIDATED STATEMENTS OF INCOME (Unaudited)
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Unaudited)
CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited)
CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) (Parenthetical)
CONDENSED CONSOLIDATED STATEMENT OF STOCKHOLDERS' EQUITY (Unaudited)
CONDENSED CONSOLIDATED STATEMENT OF STOCKHOLDERS' EQUITY (Unaudited) (Parenthetical)
CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited)
CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) (Parenthetical)
Notes to Financial Statements
Summary of Significant Accounting Policies
Business Acquisitions and Dispositions
Inventories
Property and Equipment
Goodwill and Intangible Assets
Long-Term Debt
Per Share Data and Stockholders' Equity
Commitments and Contingencies
Fair Value Measurements
Accumulated Other Comprehensive Income (Loss)
Segment Information
Business Combinations
Subsequent Events
Insider Trading Arrangements
Accounting Policies
Summary of Significant Accounting Policies (Policies)
Notes Tables
Summary of Significant Accounting Policies (Tables)
Inventories (Tables)
Property and Equipment (Tables)
Intangible Assets, Goodwill and Other (Tables)
Long-Term Debt (Tables)
Fair Value Measurements (Tables)
Accumulated Other Comprehensive Income (Loss) (Tables)
Segment Information (Tables)
Leases, Codification Topic 842 (Tables)
Notes Details
Summary of Significant Accounting Policies - Cumulative Effect of Adjustments for Adoption of ASC 606 (Details)
Summary of Significant Accounting Policies - Recent Accounting Pronouncements (Details)
Summary of Significant Accounting Policies - Activity (Details)
Summary of Significant Accounting Policies - Additional Information (Details)
Summary of Significant Accounting Policies (Details)
Business Acquisitions and Dispositions - Additional Information (Details)
Business Acquisitions and Dispositions - Revenues and Other Activities Associated with Disposed Dealerships Classified as Discontinued Operations (Details)
Business Acquisitions and Dispositions - Revenues and Other Activities Associated with Disposed Dealerships That Remain in Continuing Operations (Details)
Inventories - Components of Inventories (Details)
Property and Equipment - Components of Property and Equipment, Net (Details)
Property and Equipment - Additional Information (Details)
Goodwill and Intangible Assets - Additional Information (Details)
Long-Term Debt - Long-Term Debt (Details)
Long-Term Debt - Debt Redemption (Details)
Long-Term Debt - 2016 Credit Facilities (Details)
Long-Term Debt - Notes Narrative (Details)
Long-Term Debt - Covenants (Details)
Long-Term Debt - Derivative Instruments and Hedging Activities (Details)
Long-Term Debt - Summary of Interest Received and Paid under Term of Cash Flow Swap (Details)
Long-Term Debt - 2019 Mortgage Facility (Details)
Long-Term Debt (Details)
Per Share Data and Stockholders' Equity - Dilutive Effect on Earnings Per Share (Details)
Commitments and Contingencies - Additional Information (Details)
Fair Value Measurements - Assets and Liabilities Recorded at Fair Value (Details)
Fair Value Measurements - Fair Value and Carrying Value of Significant Fixed Rate Long-Term Debt (Details)
Accumulated Other Comprehensive Income (Loss) - Summary of Changes in Accumulated Other Comprehensive Income (Loss) (Details)
Segment Information - Additional Information (Details)
Segment Information - Summary of Reportable Operating Segment (Details)
Leases, Codification Topic 842 (Details)
Business Combinations (Details)
Business Combinations (Details)
Subsequent Events (Details)
Uncategorized
Uncategorized Items - sah-20250930.htm
Business Combinations (Details)
v3.25.3
Business Combinations (Details)
9 Months Ended
Sep. 30, 2025
retail_Units
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