Condensed Consolidated Statements of Shareholders' Investment Unaudited - USD ($) $ in Thousands	3 Months Ended							9 Months Ended
	Sep. 30, 2024	Jun. 30, 2024	Mar. 31, 2024		Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Sep. 30, 2024		Sep. 30, 2023
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	$ 149,707	$ 143,238	$ 139,831	[1]	$ 149,895	$ 141,827	$ 123,378	$ 139,831	[1]	$ 123,378
Net income	9,387	8,502	2,779		12,174	8,345	10,730
Other comprehensive income (loss)	3,016	391	3,758		2,219	669	9,776	7,165		12,664
Cash dividends paid	(3,440)	(3,437)	(3,443)		(3,430)	(2,929)	(2,925)
Stock-based compensation	988	1,613	1,218		1,574	1,586	1,023
Repurchases of common stock	(1,531)	(1,340)	(733)		(582)
Decrease in value of noncontrolling interest due to acquisitions		(79)
Increase in value of noncontrolling interest due to acquisition	(5)
Shares issued in connection with stock-based compensation plans, net	1,068	819	(50)		1,120	397	74
Dividends paid to noncontrolling interests			(122)				(229)
Ending balance	159,190	149,707	143,238		162,970	149,895	141,827	159,190		162,970
Common Stock | Class A Non-Voting
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	29,743	29,628	29,525		28,977	28,925	28,764	29,525		28,764
Shares issued in connection with stock-based compensation plans, net	147	115	103		171	52	161
Ending balance	29,890	29,743	29,628		29,148	28,977	28,925	29,890		29,148
Common Stock | Class B Voting
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	19,324	19,469	19,555		19,848	19,848	19,848	19,555		19,848
Repurchases of common stock	(155)	(145)	(86)		(63)
Ending balance	19,169	19,324	19,469		19,785	19,848	19,848	19,169		19,785
Additional Paid-In Capital
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	85,461	83,104	82,589		81,025	79,094	78,158	82,589		78,158
Stock-based compensation	988	1,613	1,218		1,574	1,586	1,023
Decrease in value of noncontrolling interest due to acquisitions		40
Increase in value of noncontrolling interest due to acquisition	(32)		(550)
Shares issued in connection with stock-based compensation plans, net	921	704	(153)		949	345	(87)
Ending balance	87,338	85,461	83,104		83,548	81,025	79,094	87,338		83,548
Retained Earnings
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	231,263	227,311	228,564		226,348	220,850	213,094	228,564		213,094
Net income	9,453	8,584	2,837		12,319	8,427	10,681
Cash dividends paid	(3,440)	(3,437)	(3,443)		(3,430)	(2,929)	(2,925)
Repurchases of common stock	(1,376)	(1,195)	(647)		(519)
Ending balance	235,900	231,263	227,311		234,718	226,348	220,850	235,900		234,718
AOCL attributable to shareholders of Crawford & Company
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	(214,402)	(214,792)	(218,615)		(204,840)	(205,503)	(215,321)	(218,615)		(215,321)
Other comprehensive income (loss)	3,032	390	3,823		2,263	663	9,818
Ending balance	(211,370)	(214,402)	(214,792)		(202,577)	(204,840)	(205,503)	(211,370)		(202,577)
Shareholders' Investment Attributable to Shareholders of Crawford & Company
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	151,389	144,720	141,618		151,358	143,214	124,543	141,618		124,543
Net income	9,453	8,584	2,837		12,319	8,427	10,681
Other comprehensive income (loss)	3,032	390	3,823		2,263	663	9,818
Cash dividends paid	(3,440)	(3,437)	(3,443)		(3,430)	(2,929)	(2,925)
Stock-based compensation	988	1,613	1,218		1,574	1,586	1,023
Repurchases of common stock	(1,531)	(1,340)	(733)		(582)
Decrease in value of noncontrolling interest due to acquisitions		40
Increase in value of noncontrolling interest due to acquisition	(32)		(550)
Shares issued in connection with stock-based compensation plans, net	1,068	819	(50)		1,120	397	74
Ending balance	160,927	151,389	144,720		164,622	151,358	143,214	160,927		164,622
Noncontrolling Interests
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	(1,682)	(1,482)	(1,787)		(1,463)	(1,387)	(1,165)	(1,787)		(1,165)
Net income	(66)	(82)	(58)		(145)	(82)	49
Other comprehensive income (loss)	(16)	1	(65)		(44)	6	(42)
Decrease in value of noncontrolling interest due to acquisitions		(119)
Increase in value of noncontrolling interest due to acquisition	27		550
Dividends paid to noncontrolling interests			(122)				(229)
Ending balance	$ (1,737)	$ (1,682)	$ (1,482)		$ (1,652)	$ (1,463)	$ (1,387)	$ (1,737)		$ (1,652)

[1] Derived from the audited Consolidated Balance Sheet