Segment and Geographic Information - Capital Expenditures (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Segment Reporting Information [Line Items]
Expenditures for additions to long-lived assets	$ 21,124	$ 30,020	$ 44,911
Operating segments | Crawford Claims Solutions
Segment Reporting Information [Line Items]
Expenditures for additions to long-lived assets	1,396	3,811	1,155
Operating segments | Crawford TPA Solutions
Segment Reporting Information [Line Items]
Expenditures for additions to long-lived assets	3,259	5,947	4,136
Operating segments | Crawford Specialty Solutions
Segment Reporting Information [Line Items]
Expenditures for additions to long-lived assets	458	2,148	11,689
Corporate
Segment Reporting Information [Line Items]
Expenditures for additions to long-lived assets	$ 16,011	$ 18,114	$ 27,931