Stockholders' Equity (Tables)

3 Months Ended

Mar. 31, 2026

Equity [Abstract]

Schedule of Other Ownership Interests

The following table summarizes the changes in ownership of THG units for the periods presented:

	Three months ended March 31,
	2026		2025
THG units held by Hagerty, Inc.
Beginning of period	100,706,893		90,032,391
Issuance of shares under employee plans	8,290		8,272
Exchange of THG units for Class A Common Stock	370,100		24,000
End of period	101,085,283		90,064,663
Ownership percentage
Beginning of period	29.1	%	26.1	%
End of period	29.2	%	26.1	%
THG units held by other unit holders
Beginning of period	245,420,794		255,178,346
Exchange of THG units for Class A Common Stock	(370,100)		(24,000)
End of period	245,050,694		255,154,346
Ownership percentage
Beginning of period	70.9	%	73.9	%
End of period	70.8	%	73.9	%
Total THG units outstanding	346,135,977		345,219,009