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CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified | Mar. 31, 2015 | Dec. 31, 2014
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Investments: |  |
Fixed maturities, cost | $ 200,734 us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis | $ 207,568 us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis
Common and non-redeemable preferred stocks, cost | 11,969 us-gaap_AvailableForSaleEquitySecuritiesAmortizedCostBasis | 11,969 us-gaap_AvailableForSaleEquitySecuritiesAmortizedCostBasis
Other invested assets, cost | 2,968 us-gaap_OtherInvestments | 2,995 us-gaap_OtherInvestments
Receivables: |  |
Insurance premiums and other, allowance for doubtful accounts | 453 us-gaap_AllowanceForDoubtfulAccountsPremiumsAndOtherReceivables | 439 us-gaap_AllowanceForDoubtfulAccountsPremiumsAndOtherReceivables
Shareholders' equity: |  |
Preferred stock, par value (in dollars per share) | $ 1 us-gaap_PreferredStockParOrStatedValuePerShare | $ 1 us-gaap_PreferredStockParOrStatedValuePerShare
Preferred stock, shares authorized (in shares) | 4,000,000 us-gaap_PreferredStockSharesAuthorized | 4,000,000 us-gaap_PreferredStockSharesAuthorized
Preferred stock, shares issued (in shares) | 55,000 us-gaap_PreferredStockSharesIssued | 55,000 us-gaap_PreferredStockSharesIssued
Preferred stock, shares outstanding (in shares) | 55,000 us-gaap_PreferredStockSharesOutstanding | 55,000 us-gaap_PreferredStockSharesOutstanding
Preferred stock, redemption value | $ 5,500 us-gaap_PreferredStockRedemptionAmount | $ 5,500 us-gaap_PreferredStockRedemptionAmount
Common stock, par value (in dollars per share) | $ 1 us-gaap_CommonStockParOrStatedValuePerShare | $ 1 us-gaap_CommonStockParOrStatedValuePerShare
Common stock, shares authorized (in shares) | 50,000,000 us-gaap_CommonStockSharesAuthorized | 50,000,000 us-gaap_CommonStockSharesAuthorized
Common stock, shares issued (in shares) | 22,400,894 us-gaap_CommonStockSharesIssued | 22,400,894 us-gaap_CommonStockSharesIssued
Common stock, shares outstanding (in shares) | 20,579,575 us-gaap_CommonStockSharesOutstanding | 20,600,039 us-gaap_CommonStockSharesOutstanding
Treasury stock, at cost (in shares) | 1,821,319 us-gaap_TreasuryStockShares | 1,800,855 us-gaap_TreasuryStockShares

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- Definition This item represents the cost of debt securities, which are categorized neither as held-to-maturity nor trading, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.2) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (aa) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27161-111563 + Details
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