v3.23.1
Cover
 12 Months Ended
Dec. 31, 2022
shares
Entity Information [Line Items]  
Document Type 20-F
Document Registration Statement false
Document Annual Report true
Document Period End Date Dec. 31, 2022
Current Fiscal Year End Date --12-31
Document Transition Report false
Document Shell Company Report false
Entity File Number 001-39007
Entity Registrant Name Borr Drilling Limited
Entity Incorporation, State or Country Code D0
Entity Address, Address Line One S.E. Pearman Building
Entity Address, Address Line Two 2nd Floor 9 Par-la-Ville Road
Entity Address, City or Town Hamilton
Entity Address, Postal Zip Code HM11
Entity Address, Country BM
Title of 12(b) Security Common shares of par value $0.10 per share
Trading Symbol BORR
Security Exchange Name NYSE
Entity Common Stock, Shares Outstanding 228,948,087
Entity Well-known Seasoned Issuer Yes
Entity Voluntary Filers No
Entity Current Reporting Status Yes
Entity Interactive Data Current Yes
Entity Filer Category Accelerated Filer
Entity Emerging Growth Company true
Entity Ex Transition Period true
ICFR Auditor Attestation Flag false
Document Accounting Standard U.S. GAAP
Entity Shell Company false
Entity Central Index Key 0001715497
Amendment Flag false
Document Fiscal Year Focus 2022
Document Fiscal Period Focus FY
Business Contact  
Entity Information [Line Items]  
Entity Address, Address Line One 2nd Floor 9 Par-la-Ville Road
Entity Address, City or Town Hamilton
Entity Address, Postal Zip Code HM11
Entity Address, Country BM
City Area Code 441
Local Phone Number 542-9234
Contact Personnel Name Mi Hong Yoon