Subsequent Events (Details) - Subsequent Event [Member] $ in Thousands	Jul. 29, 2020 USD ($) hour
Chief Executive Officer [Member] \| Severance Payment [Member]
Subsequent Event [Line Items]
Compensation	$ 8,800
Maximum hours of consultation per week \| hour	14
Weekly compensation	$ 14
Agreement termination term	30 days
Citizens Inc [Member] \| Common Stock Class B [Member] \| Harold E. Riley Foundation [Member]
Subsequent Event [Line Items]
cia_Stock,PercentageofOwnershipafterTransaction	100.00%
Citizens Inc [Member] \| Common Stock Class B [Member] \| Harold E. Riley Trust [Member]
Subsequent Event [Line Items]
cia_Stock,PercentageofOwnershipbeforeTransaction	100.00%

Percentage of equity investee's stock owned by majority shareholders after stock transfer.

No definition available.

Name:	cia_Cia_StockPercentageofOwnershipafterTransaction
Namespace Prefix:	cia_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Percentage of equity intestee's stock owned by majority shareholders before stock transfer.

+ References

No definition available.

+ Details

Name:	cia_Cia_StockPercentageofOwnershipbeforeTransaction
Namespace Prefix:	cia_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Related Party Transaction, Agreement Termination Term

+ References

No definition available.

+ Details

Name:	cia_RelatedPartyTransactionAgreementTerminationTerm
Namespace Prefix:	cia_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Related Party Transaction, Maximum Hours Of Consultation Per Week

+ References

No definition available.

+ Details

Name:	cia_RelatedPartyTransactionMaximumHoursOfConsultationPerWeek
Namespace Prefix:	cia_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Related Party Transaction, Weekly Compensation

+ References

No definition available.

+ Details

Name:	cia_RelatedPartyTransactionWeeklyCompensation
Namespace Prefix:	cia_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amounts due to recorded owners or owners with a beneficial interest of more than 10 percent of the voting interests or officers of the company.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.15(4))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(k)(1))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 946
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.6-04.12(a)(1))
-URI http://asc.fasb.org/extlink&oid=6488278&loc=d3e603758-122996

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.17)
-URI http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910

Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 850
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864

+ Details

Name:	us-gaap_DueToOfficersOrStockholdersCurrentAndNoncurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

No definition available.

+ Details

Name:	us-gaap_SubsequentEventLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_TitleOfIndividualAxis=srt_ChiefExecutiveOfficerMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RelatedPartyTransactionAxis=cia_SeverancePaymentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_OwnershipAxis=cia_CitizensIncMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementClassOfStockAxis=us-gaap_CommonClassBMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	dei_LegalEntityAxis=cia_HaroldERileyFoundationMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	dei_LegalEntityAxis=cia_HaroldERileyTrustMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: