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Net Income Attributable to Shareholders of Crawford & Company per Common Share - Schedule of Shares Issued and Included in Weighted-average Common Shares used to Compute Basic and Diluted Earnings per Share (Details) - Class A Non-Voting - shares shares in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
CRD-A Issued under the Non-Employee Director Stock Plan
Share-based Compensation Arrangement
Shares issued repurchased activity	94	92
CRD-A Issued under the U.K. ShareSave Scheme
Share-based Compensation Arrangement
Shares issued repurchased activity	0	1
Employee Stock Purchase Plan
Share-based Compensation Arrangement
Shares issued repurchased activity	(6)	0

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No definition available.

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