Document And Entity Information - USD ($)	9 Months Ended
	Dec. 31, 2019	Mar. 27, 2020	Jun. 30, 2019
Document And Entity Information [Abstract]
Entity Registrant Name	Newborn Acquisition Corp
Entity Central Index Key	0001780262
Amendment Flag	false
Current Fiscal Year End Date	--12-31
Document Type	10-K
Document Period End Date	Dec. 31, 2019
Document Fiscal Period Focus	FY
Document Fiscal Year Focus	2019
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	No
Entity Current Reporting Status	No
Entity Filer Category	Non-accelerated Filer
Entity Small Business	true
Entity Emerging Growth Company	true
Entity Ex Transition Period	false
Entity Shell Company	true
Entity File Number	001-39230
Entity Interactive Data Current	Yes
Entity Incorporation State Country Code	F4
Entity Public Float			$ 0
Entity Common Stock, Shares Outstanding		7,460,000