| Component: (Network and Table) | |
|---|---|
| Network | 2404409 - Disclosure - Investment Operations Allowance on Mortgage Loans (Details) (http://fblfinancial.com/role/InvestmentOperationsAllowanceOnMortgageLoansDetails) |
| Table | Schedule of Financing Receivable, Allowance for Credit Losses [Table] |
| Reporting Entity [Axis] | 0001012771 (http://www.sec.gov/CIK) |
| Class of Financing Receivable [Axis] | Class of Financing Receivable [Domain] |
| Financing Receivable, Allowance for Credit Losses [Line Items] | Period [Axis] | |
|---|---|---|
2016-01-01 - 2016-12-31 | 2015-01-01 - 2015-12-31 | |
Financing Receivable, Allowance for Credit Losses [Roll Forward] | ||
Allowance on mortgage loans | 851,000 | 857,000 |
Charge offs | ||
Allowance on mortgage loans | 713,000 | 851,000 |