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Net Income Attributable to Shareholders of Crawford & Company per Common Share - Additional Information (Details) - $ / shares	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Feb. 10, 2022	Dec. 31, 2021	Nov. 04, 2021
Equity, Class of Treasury Stock
Number of shares authorized to be repurchased (shares)			5,000,000
Number of shares remaining to be repurchased (shares)	1,793,371			413,317
Class A Non-Voting
Equity, Class of Treasury Stock
Shares repurchased (shares)	1,498,084
Class B Voting
Equity, Class of Treasury Stock
Shares repurchased (shares)		719,874
Average cost (USD per share)	$ 7.23	$ 7.31
Repurchase Authorization 2021 | Common Stock
Equity, Class of Treasury Stock
Number of shares authorized to be repurchased (shares)					2,000,000

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