Spire Global, Inc. Annual report pursuant to Section 13 and 15(d)

Annual report pursuant to Section 13 and 15(d)

Cover
- Document And Entity Information
Financial Statements
Notes to Financial Statements
Accounting Policies
- Summary of Significant Accounting Policies (Policies)
Notes Tables
Notes Details

Stock Based Compensation - Additional Information (Details)

v3.24.0.1

Stock Based Compensation - Additional Information (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Defined Benefit Plan Disclosure [Line Items]
Aggregate intrinsic value of options exercised in period	$ 1	$ 483
Proceeds from exercise of stock options	$ 3	$ 806
Weighted average grant-date fair value	$ 2.77	$ 0.95
Aggregate intrinsic value of options outstanding	$ 387	$ 200
Aggregate intrinsic value of options exercisable	236	200
Fair value of options vested	$ 3,729	$ 6,072
Minimum [Member]
Defined Benefit Plan Disclosure [Line Items]
Stock-based compensation expense vesting period	1 year
Maximum [Member]
Defined Benefit Plan Disclosure [Line Items]
Stock-based compensation expense vesting period	4 years
Restricted Stock Units (RSUs)
Defined Benefit Plan Disclosure [Line Items]
Unrecognized stock-based compensation expense	$ 19,407
Unrecognized stock-based compensation expense, weighted-average recognition period	2 years 2 months 1 day
2021 Equity Incentive Plan [Member] \| Share-based Payment Arrangement, Option
Defined Benefit Plan Disclosure [Line Items]
Share based compensation arrangement,Number of shares available for grant under the plan	532,686
Purchase Price of Common Stock, Percent	85.00%
2021 Equity Incentive Plan [Member] \| Restricted Stock Units (RSUs)
Defined Benefit Plan Disclosure [Line Items]
Share based compensation arrangement,Number of shares available for grant under the plan	717,543
2021 Equity Incentive Plan [Member] \| Common Class A [Member]
Defined Benefit Plan Disclosure [Line Items]
Percentage of Outstanding Stock Maximum	5.00%
2021 Equity Incentive Plan [Member] \| Common Class A [Member] \| Lesser [Member]
Defined Benefit Plan Disclosure [Line Items]
Number of shares issued under share-based payment arrangement	2,994,000

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