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Balance Sheet Components - Schedule of Capitalized Computer Software Future Amortization Expense (Detail) - Planet Labs Inc [Member] - USD ($) $ in Thousands	Oct. 31, 2021	Jan. 31, 2021	Jan. 31, 2020
Balance Sheet Components [Line Items]
2022		$ 5,193
2023		2,361
2024		2,102
2025		1,629
2026		709
Amortization expense	$ 10,473	$ 11,994	$ 14,492

X

- Definition

Balance sheet components.

+ References

No definition available.

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X

- Definition

Capitalized computer software amortization expense next twelve months.

+ References

No definition available.

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X

- Definition

Capitalized computer software amortization expense year five.

+ References

No definition available.

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- Definition

Capitalized computer software amortization expense year four.

+ References

No definition available.

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- Definition

Capitalized computer software amortization expense year three.

+ References

No definition available.

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- Definition

Capitalized computer software amortization expense year two.

+ References

No definition available.

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X

- Definition

The carrying amount of capitalized computer software costs net of accumulated amortization as of the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 985
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=6501960&loc=d3e128462-111756

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