Cover Page - shares	3 Months Ended
	Mar. 31, 2023	Apr. 14, 2023
Document Information [Line Items]
Document Type	10-Q
Document Quarterly Report	true
Document Period End Date	Mar. 31, 2023
Document Transition Report	false
Entity File Number	001-39221
Entity Registrant Name	OTIS WORLDWIDE CORPORATION
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	83-3789412
Entity Address, Address Line One	One Carrier Place
Entity Address, City or Town	Farmington
Entity Address, State or Province	CT
Entity Address, Postal Zip Code	06032
City Area Code	860
Local Phone Number	674-3000
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Large Accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	false
Entity Shell Company	false
Entity Common Stock, Shares Outstanding		413,291,336
Amendment Flag	false
Document Fiscal Year Focus	2023
Document Fiscal Period Focus	Q1
Current Fiscal Year End Date	--12-31
Entity Central Index Key	0001781335
Common Stock
Document Information [Line Items]
Title of 12(b) Security	Common Stock ($0.01 par value)
Trading Symbol	OTIS
Security Exchange Name	NYSE
0.000% Notes due 2023
Document Information [Line Items]
Title of 12(b) Security	0.000% Notes due 2023
Trading Symbol	OTIS/23
Security Exchange Name	NYSE
0.318% Notes due 2026
Document Information [Line Items]
Title of 12(b) Security	0.318% Notes due 2026
Trading Symbol	OTIS/26
Security Exchange Name	NYSE
0.934% Notes due 2031
Document Information [Line Items]
Title of 12(b) Security	0.934% Notes due 2031
Trading Symbol	OTIS/31
Security Exchange Name	NYSE