Related Parties - Administrative Support Agreement (Details)	2 Months Ended
Dec. 31, 2020 USD ($)
Sponsor \| Administrative Support Agreement
Related Parties
Expense per month	$ 10,000

Expenses per month recognized resulting from transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.

No definition available.

Name:	lgv_RelatedPartyTransactionExpensesPerMonthFromTransactionsWithRelatedParty
Namespace Prefix:	lgv_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration