Amount of periodic payment due to related party during the period.

No definition available.

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Namespace Prefix:	lgvw_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The amount for notes payable (written promise to pay), due to related parties.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 850
-SubTopic 10
-Section 50
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-Publisher FASB
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-Subparagraph (SX 210.7-03.17)
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+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of transactions with related party during the financial reporting period.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 850
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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-Topic 850
-SubTopic 10
-Section 50
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-URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39603-107864

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Namespace Prefix:	us-gaap_
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Balance Type:	debit
Period Type:	duration

- References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The cash outflow for the payment of a long-term borrowing made from a related party where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth. Alternate caption: Payments for Advances from Affiliates.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
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-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3291-108585

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Namespace Prefix:	us-gaap_
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Balance Type:	credit
Period Type:	duration

- Details

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- Details

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- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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Balance Type:
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- Details

Name:	us-gaap_RelatedPartyTransactionAxis=lgvw_WorkingCapitalLoansThatMayBeConvertibleIntoWarrantsMember
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Related Party Transactions, Promissory Note, Administrative Support Agreement and Related Party Loans (Details) - USD ($)					1 Months Ended	8 Months Ended
	May 26, 2020	May 20, 2020	Feb. 12, 2020	Feb. 12, 2020	Apr. 30, 2020	Sep. 30, 2020
Related Party Transactions [Abstract]
Repayments of Related Party Debt						$ 191,000
Promissory Note [Member]
Related Party Transactions [Abstract]
Related party transaction		$ 191,000			$ 191,000
Sponsor [Member] \| Promissory Note [Member]
Related Party Transactions [Abstract]
Repayments of Related Party Debt	$ 191,000		$ 0
Sponsor [Member] \| Promissory Note [Member] \| Maximum [Member]
Related Party Transactions [Abstract]
Related party transaction			300,000	$ 300,000
Sponsor [Member] \| Administrative Support Agreement [Member]
Related Party Transactions [Abstract]
Monthly related party fee	$ 10,000		10,000
Sponsor or an Affiliate of the Sponsor, or Certain of the Company's Officers and Directors [Member] \| Working Capital Loans [Member]
Related Party Transactions [Abstract]
Loans outstanding			0	$ 0		0
Sponsor or an Affiliate of the Sponsor, or Certain of the Company's Officers and Directors [Member] \| Working Capital Loans [Member] \| Maximum [Member]
Related Party Transactions [Abstract]
Related party transaction			$ 2,000,000			$ 2,000,000