Cover	Nov. 15, 2021
Document Information [Line Items]
Document Type	8-K
Amendment Flag	false
Document Period End Date	Nov. 15, 2021
Entity File Number	001-40242
Entity Registrant Name	LONGVIEW ACQUISITION CORP. II
Entity Central Index Key	0001832300
Entity Tax Identification Number	85-3650296
Entity Incorporation, State or Country Code	DE
Entity Address, Address Line One	767 Fifth Avenue,
Entity Address, Address Line Two	44th Floor
Entity Address, City or Town	New York
Entity Address, State or Province	NY
Entity Address, Postal Zip Code	10153
City Area Code	212
Local Phone Number	812-4700
Written Communications	true
Soliciting Material	false
Pre-commencement Tender Offer	false
Pre-commencement Issuer Tender Offer	false
Entity Emerging Growth Company	true
Elected Not To Use the Extended Transition Period	false
Units, each consisting of one share of Class A Common Stock, $0.0001 par value, and one-fifth of one redeemable Warrant
Document Information [Line Items]
Title of 12(b) Security	Units, each consisting of one share of Class A Common Stock, $0.0001 par value, and one-fifth of one redeemable Warrant
Trading Symbol	LGV.U
Security Exchange Name	NYSE
Common Class A [Member]
Document Information [Line Items]
Title of 12(b) Security	Class A Common Stock, par value $0.0001 per share
Trading Symbol	LGV
Security Exchange Name	NYSE
Redeemable Warrants, each whole Warrant exercisable for one share of Class A Common Stock at an exercise price of $11.50 per share
Document Information [Line Items]
Title of 12(b) Security	Redeemable Warrants, each whole Warrant exercisable for one share of Class A Common Stock at an exercise price of $11.50 per share
Trading Symbol	LGV WS
Security Exchange Name	NYSE