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6. Insurance Subsidiary Restrictions (Details) - USD ($)
$ in Millions
Dec. 31, 2015
Dec. 31, 2014
Percentage of Cash and cash equivalents and investment securities were maintained in the Company's insurance subsidiaries 79.00% 80.00%
Frandisco Property and Casualty Insurance Company    
Statutory Accounting Practices, Statutory Capital and Surplus Required $ 70.5  
Frandisco Life Insurance Company    
Statutory Accounting Practices, Statutory Capital and Surplus Required $ 67.3