Revenue Recognition - Additional Information (Details)	6 Months Ended
	Jun. 30, 2021 USD ($)
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Accounts receivable, days sales outstanding	2 months
Billing after contract completion, years	1 year
Revenue, remaining performance obligation	$ 91,318,000
Performance obligations to be recognized as revenues within one year, percent	70.00%
Revenue from contracts with customers, practical expedient, consideration adjustment period	1 year
Accounts payable days payable outstanding	1 year
Minimum | Crawford TPA Solutions
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue from contracts with customers, performance obligation term	1 year
Maximum | Crawford TPA Solutions
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue from contracts with customers, performance obligation term	2 years
Claims Management Services
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue from contracts with customers, performance obligation term	1 year
Revenue remaining performance obligation expected timing of satisfaction explanation	The Company's deferred revenues for claims handled for one or two years are not as sensitive to changes in claim closing rates since the performance obligations are satisfied within a fixed length of time
Revenue from contracts with customers, duration, average time to close case from time of referral	5 years
Percentage of closed cases	98.00%
Claims Management Services | Minimum
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue from contracts with customers, performance obligation term	1 year
Claims Management Services | Maximum
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue from contracts with customers, performance obligation term	2 years