Summary of Significant Accounting Policies Deferred Acquisition Costs and Cost of Customer Relationships Acquired (Details)	12 Months Ended
Dec. 31, 2024
Deferred Policy Acquisition Costs and Cost of Customer Relationship Acquired [Abstract]
First year commissions, percentage of capitalized deferred acquisition costs	93.00%
New business expense, percentage of capitalized deferred acquisition costs	7.00%

The portion of expenses capitalized that directly related to the acquisition of new business to total capitalized deferred acquisition costs.

No definition available.

Name:	cia_NewBusinessExpensePercentageOfCapitalizedDeferredAcquisitionCosts
Namespace Prefix:	cia_
Data Type:	dtr-types1:percentItemType
Balance Type:	na
Period Type:	duration