XML 19 R4.htm IDEA: XBRL DOCUMENT v3.25.0.1

CONSOLIDATED BALANCE SHEETS (Parenthetical) - shares	Dec. 31, 2024	Dec. 31, 2023
Class A Common Stock
Common Stock, shares issued (in shares)	26,014,825	26,023,132
Common Stock
Common Stock, shares issued (in shares)	164,692,769	164,684,460

X

- Definition

Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(29))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

+ Details

Name:	us-gaap_CommonStockSharesIssued
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

X

- Details

Name:	us-gaap_StatementClassOfStockAxis=us-gaap_CommonClassAMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementClassOfStockAxis=aos_CommonStockClassUndefinedMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: