Equity (Details) $ in Millions	3 Months Ended
Mar. 31, 2020 USD ($)
Equity [Abstract]
Target Capital Level Foreign Regulation Percent	12000.00%
Required Amount to Meet Target Minimum Capital, Foreign Regulation	$ 8.9

The minimum amount of capital and surplus necessary to meet the target capital level for capital adequacy purposes under regulatory framework.

No definition available.

Name:	cia_RequiredAmountToMeetTargetMinimumCapitalForeignRegulation
Namespace Prefix:	cia_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant