Deposit-Type Contracts (Narrative) (Details) (Security National Life Insurance Company [Member])	12 Months Ended
Dec. 31, 2013
Security National Life Insurance Company [Member]
Premiums, Percentage Assumed to Net	100.00%

Percentage of assumed premiums earned by the entity to net premiums earned.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 17

-Article 12

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 235

-Section S99

-Paragraph 2

-Subparagraph (SX 210.12-17)

-URI http://asc.fasb.org/extlink&oid=6588446&loc=d3e574992-122915

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Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration