Cover - shares	3 Months Ended
Cover - shares	Mar. 31, 2026	May 11, 2026
Document Information [Line Items]
Document Type	10-Q
Document Quarterly Report	true
Document Transition Report	false
Document Period End Date	Mar. 31, 2026
Document Fiscal Year Focus	2026
Document Fiscal Period Focus	Q1
Entity Central Index Key	0001918414
Entity Registrant Name	NEWBRIDGE ACQUISITION LIMITED
Amendment Flag	false
Current Fiscal Year End Date	--12-31
Entity File Number	001-42968
Entity Incorporation, State or Country Code	D8
Entity Tax Identification Number	00-0000000
Entity Address, Address Line One	Unit B 17/F
Entity Address, Address Line Two	Success Commercial Building245-25
Entity Address, Address Line Three	Hennessy Road
Entity Address, City or Town	Wanchai
Entity Address, Country	HK
Entity Address, Postal Zip Code	00000
City Area Code	(86)
Local Phone Number	186-0217-2929
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Non-accelerated Filer
Entity Shell Company	true
Entity Emerging Growth Company	true
Entity Ex Transition Period	false
Entity Small Business	true
Class A Ordinary Shares
Document Information [Line Items]
Entity Common Stock, Shares Outstanding		6,108,750
Class B Ordinary Shares
Document Information [Line Items]
Entity Common Stock, Shares Outstanding		1,437,500
Units, each consisting of one Class A Ordinary Share and one Right to receive one-eighth (1/8) of one Class A Ordinary Share
Document Information [Line Items]
Title of 12(b) Security	Units, each consisting of one Class A Ordinary Share and one Right to receive one-eighth (1/8) of one Class A Ordinary Share
Trading Symbol	NBRGU
Security Exchange Name	NASDAQ
Class A Ordinary Shares, no par value each
Document Information [Line Items]
Title of 12(b) Security	Class A Ordinary Shares, no par value each
Trading Symbol	NBRG
Security Exchange Name	NASDAQ
Rights, each entitling the holder to receive one-eighth (1/8) of one Class A Ordinary Share
Document Information [Line Items]
Title of 12(b) Security	Rights, each entitling the holder to receive one-eighth (1/8) of one Class A Ordinary Share
Trading Symbol	NBRGCR
Security Exchange Name	NASDAQ

Newbridge Acquisition Ltd 10-Q