Number of treasury shares or units reissued. Excludes reissuance of shares or units in treasury for award under share-based payment arrangement.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481112/505-10-50-2

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480008/505-10-S99-1

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section S50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480070/505-10-S50-1

Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section S45
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480100/505-10-S45-3

Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477657/942-210-S45-1

Reference 6: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S50
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478478/942-210-S50-1

Reference 7: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(20))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1

Reference 8: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(19))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1

Reference 9: http://www.xbrl.org/2009/role/commonPracticeRef
-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

- Definition

Number of shares that have been repurchased during the period and are being held in treasury.

+ References

+ Details

Equity and Accumulated Other Comprehensive Loss - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Millions	1 Months Ended						3 Months Ended			9 Months Ended
	Sep. 30, 2026	Jul. 31, 2026	Jun. 30, 2026	Apr. 30, 2026	Mar. 31, 2026	Feb. 28, 2026	Sep. 30, 2026	Jun. 30, 2026	Mar. 31, 2026	Sep. 30, 2026	Sep. 30, 2025	Jan. 30, 2026
Stockholders' Equity Note [Abstract]
Share repurchase program, authorized, amount												$ 25,000
Payments for repurchase of common stock		$ 500		$ 1,000		$ 2,500				$ 4,000	$ 0
Treasury stock, initial shares, acquired (in shares)		8,981,403		17,993,226		45,116,772
Shares acquired, average cost per share (in dollars per share)		$ 47.32		$ 47.24		$ 47.10	$ 48.15	$ 46.97	$ 49.25
Treasury stock, additional shares, acquired (in shares)	1,402,033		3,296,217		5,641,251
Treasury stock, shares, acquired (in shares)							10,383,436	21,289,443	50,758,023	82,430,902
Share repurchase program, remaining authorized, amount	$ 21,000						$ 21,000			$ 21,000
Shareholder plans (in shares)										9,900,000