$KMPR
Kemper Corp Stock $kmpr

$kmpr Overview Financials Valuation SEC Filings Company Website

2012 Q2 Form 10-Q Financial Statement

#000086074812000084 Filed on August 06, 2012

Income Statement

Concept	2012 Q2	2011 Q2
Revenue	$608.9M	$647.7M
YoY Change	-5.99%	-1.52%
Cost Of Revenue	$423.8M	$477.1M
YoY Change	-11.17%	13.84%
Gross Profit	$185.1M	$170.6M
YoY Change	8.5%	-28.5%
Gross Profit Margin	30.4%	26.34%
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$5.000M	$6.500M
YoY Change	-23.08%	103.13%
% of Gross Profit	2.7%	3.81%
Operating Expenses	$612.4M	$668.6M
YoY Change	-8.41%	10.35%
Operating Profit	-$7.200M	-$37.40M
YoY Change	-80.75%	-89.82%
Interest Expense	-$20.90M	-$20.90M
YoY Change	0.0%	20.11%
% of Operating Profit
Other Income/Expense, Net	$167.7M	$170.6M
YoY Change	-1.7%
Pretax Income	-$3.500M	-$16.60M
YoY Change	-78.92%	-132.05%
Income Tax	-$5.100M	-$11.50M
% Of Pretax Income
Net Earnings	$2.300M	-$3.300M
YoY Change	-169.7%	-108.73%
Net Earnings / Revenue	0.38%	-0.51%
Basic Earnings Per Share	$0.04	-$0.06
Diluted Earnings Per Share	$0.04	-$0.06
COMMON SHARES
Basic Shares Outstanding	59.20M shares	60.12M shares
Diluted Shares Outstanding	59.33M shares	60.12M shares

Balance Sheet

Concept	2012 Q2	2011 Q2
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents
Short-Term Investments
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets	$207.0M	$592.0M
YoY Change	-65.03%	-2.95%
LONG-TERM ASSETS
Property, Plant & Equipment
YoY Change
Goodwill	$311.8M	$311.8M
YoY Change	0.0%
Intangibles
YoY Change
Long-Term Investments	$6.294B	$6.173B
YoY Change	1.96%	0.41%
Other Assets	$10.00M	$41.00M
YoY Change	-75.61%	-79.08%
Total Long-Term Assets	$7.800B	$7.590B
YoY Change	2.77%	-3.9%
TOTAL ASSETS
Total Short-Term Assets	$207.0M	$592.0M
Total Long-Term Assets	$7.800B	$7.590B
Total Assets	$8.007B	$8.182B
YoY Change	-2.14%	-3.83%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable
YoY Change
Accrued Expenses	$416.0M	$548.0M
YoY Change	-24.09%	22.05%
Deferred Revenue
YoY Change
Short-Term Debt	$0.00	$0.00
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$441.0M	$573.0M
YoY Change	-23.04%	24.57%
LONG-TERM LIABILITIES
Long-Term Debt	$611.0M	$610.0M
YoY Change	0.16%	8.54%
Other Long-Term Liabilities		$0.00
YoY Change		-100.0%
Total Long-Term Liabilities	$611.0M	$610.0M
YoY Change	0.16%	-46.4%
TOTAL LIABILITIES
Total Short-Term Liabilities	$441.0M	$573.0M
Total Long-Term Liabilities	$611.0M	$610.0M
Total Liabilities	$5.858B	$6.046B
YoY Change	-3.1%	-6.12%
SHAREHOLDERS EQUITY
Retained Earnings	$1.102B	$1.211B
YoY Change	-9.0%
Common Stock	$729.7M	$750.2M
YoY Change	-2.73%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$2.149B	$2.136B
YoY Change
Total Liabilities & Shareholders Equity	$8.007B	$8.182B
YoY Change	-2.14%	-3.83%

Cashflow Statement

Concept	2012 Q2	2011 Q2
OPERATING ACTIVITIES
Net Income	$2.300M	-$3.300M
YoY Change	-169.7%	-108.73%
Depreciation, Depletion And Amortization	$5.000M	$6.500M
YoY Change	-23.08%	103.13%
Cash From Operating Activities	$1.100M	-$52.00M
YoY Change	-102.12%	-312.24%
INVESTING ACTIVITIES
Capital Expenditures	-$6.700M
YoY Change
Acquisitions
YoY Change
Other Investing Activities	$161.6M	$288.5M
YoY Change	-43.99%	1026.95%
Cash From Investing Activities	$154.9M	$288.5M
YoY Change	-46.31%	1026.95%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-35.20M	-190.2M
YoY Change	-81.49%	72.6%
NET CHANGE
Cash From Operating Activities	1.100M	-52.00M
Cash From Investing Activities	154.9M	288.5M
Cash From Financing Activities	-35.20M	-190.2M
Net Change In Cash	120.8M	46.30M
YoY Change	160.91%	-177.04%
FREE CASH FLOW
Cash From Operating Activities	$1.100M	-$52.00M
Capital Expenditures	-$6.700M
Free Cash Flow	$7.800M
YoY Change

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2011Q4	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	345700000	USD
CY2012Q2	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	393200000	USD
CY2011Q4	us-gaap	Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax	88900000	USD
CY2012Q2	us-gaap	Accumulated Other Comprehensive Income Loss Defined Benefit Pension And Other Postretirement Plans Net Of Tax AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax	84000000	USD
CY2011Q4	us-gaap	Accumulated Other Comprehensive Income Loss Foreign Currency Translation Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax	-300000	USD
CY2012Q2	us-gaap	Accumulated Other Comprehensive Income Loss Foreign Currency Translation Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax	600000	USD
CY2012Q2	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	311500000	USD
CY2011Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	258000000	USD
CY2012Q2	us-gaap	Accumulated Other Comprehensive Income Loss Other Than Temporary Impairment Not Credit Loss Net Of Tax Availableforsale Debt Securities AccumulatedOtherComprehensiveIncomeLossOtherThanTemporaryImpairmentNotCreditLossNetOfTaxAvailableforsaleDebtSecurities	-1700000	USD
CY2011Q4	us-gaap	Accumulated Other Comprehensive Income Loss Other Than Temporary Impairment Not Credit Loss Net Of Tax Availableforsale Debt Securities AccumulatedOtherComprehensiveIncomeLossOtherThanTemporaryImpairmentNotCreditLossNetOfTaxAvailableforsaleDebtSecurities	-1500000	USD
CY2011Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	743900000	USD
CY2012Q2	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	729700000	USD
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	2900000	USD
	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	3300000	USD
CY2011Q2	us-gaap	Amount Of Dilutive Securities Stock Options And Restrictive Stock Units AmountOfDilutiveSecuritiesStockOptionsAndRestrictiveStockUnits	0	USD
	us-gaap	Amount Of Dilutive Securities Stock Options And Restrictive Stock Units AmountOfDilutiveSecuritiesStockOptionsAndRestrictiveStockUnits	0	USD
	us-gaap	Amount Of Dilutive Securities Stock Options And Restrictive Stock Units AmountOfDilutiveSecuritiesStockOptionsAndRestrictiveStockUnits	0	USD
CY2012Q2	us-gaap	Amount Of Dilutive Securities Stock Options And Restrictive Stock Units AmountOfDilutiveSecuritiesStockOptionsAndRestrictiveStockUnits	0	USD
CY2011Q4	us-gaap	Assets Assets	7934700000	USD
CY2012Q2	us-gaap	Assets Assets	8006800000	USD
CY2012Q2	us-gaap	Available For Sale Equity Securities Amortized Cost Basis AvailableForSaleEquitySecuritiesAmortizedCostBasis	427000000	USD
CY2011Q4	us-gaap	Available For Sale Equity Securities Amortized Cost Basis AvailableForSaleEquitySecuritiesAmortizedCostBasis	367300000	USD
CY2012Q2	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue	307300000	USD
CY2011Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue	354100000	USD
CY2012Q2	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	231200000	USD
CY2011Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	259500000	USD
CY2012Q2	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	76100000	USD
CY2011Q4	us-gaap	Available For Sale Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	94600000	USD
CY2012Q2	us-gaap	Available For Sale Securities Debt Maturities Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAmortizedCost	4197400000	USD
CY2011Q4	us-gaap	Available For Sale Securities Debt Maturities Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAmortizedCost	4266100000	USD
CY2012Q2	us-gaap	Available For Sale Securities Debt Maturities Next Rolling Twelve Months Fair Value AvailableForSaleSecuritiesDebtMaturitiesNextRollingTwelveMonthsFairValue	50700000	USD
CY2012Q2	us-gaap	Available For Sale Securities Debt Maturities Rolling After Year Ten Fair Value AvailableForSaleSecuritiesDebtMaturitiesRollingAfterYearTenFairValue	2949600000	USD
CY2012Q2	us-gaap	Available For Sale Securities Debt Maturities Rolling Year Six Through Ten Fair Value AvailableForSaleSecuritiesDebtMaturitiesRollingYearSixThroughTenFairValue	998800000	USD
CY2012Q2	us-gaap	Available For Sale Securities Debt Maturities Rolling Year Two Through Five Fair Value AvailableForSaleSecuritiesDebtMaturitiesRollingYearTwoThroughFiveFairValue	511400000	USD
CY2012Q2	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue	256200000	USD
CY2012Q2	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	4766700000	USD
CY2011Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	4773400000	USD
CY2012Q2	us-gaap	Available For Sale Securities Equity Securities AvailableForSaleSecuritiesEquitySecurities	470200000	USD
CY2011Q4	us-gaap	Available For Sale Securities Equity Securities AvailableForSaleSecuritiesEquitySecurities	397300000	USD
CY2012Q2	us-gaap	Availableforsale Securities Continuous Unrealized Loss Position12 Months Or Longer Aggregate Losses2 AvailableforsaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLosses2	6700000	USD
CY2011Q4	us-gaap	Availableforsale Securities Continuous Unrealized Loss Position12 Months Or Longer Aggregate Losses2 AvailableforsaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLosses2	6600000	USD
CY2012Q2	us-gaap	Availableforsale Securities Continuous Unrealized Loss Position Aggregate Losses2 AvailableforsaleSecuritiesContinuousUnrealizedLossPositionAggregateLosses2	17500000	USD
CY2011Q4	us-gaap	Availableforsale Securities Continuous Unrealized Loss Position Aggregate Losses2 AvailableforsaleSecuritiesContinuousUnrealizedLossPositionAggregateLosses2	23300000	USD
CY2012Q2	us-gaap	Availableforsale Securities Continuous Unrealized Loss Position Less Than12 Months Aggregate Losses2 AvailableforsaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLosses2	10800000	USD
CY2011Q4	us-gaap	Availableforsale Securities Continuous Unrealized Loss Position Less Than12 Months Aggregate Losses2 AvailableforsaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLosses2	16700000	USD
CY2011Q4	us-gaap	Cash Cash	251200000	USD
CY2012Q2	us-gaap	Cash Cash	249500000	USD
CY2011Q2	us-gaap	Cash Cash	123800000	USD
CY2010Q4	us-gaap	Cash Cash	117200000	USD
	us-gaap	Cash Period Increase Decrease CashPeriodIncreaseDecrease	-1700000	USD
	us-gaap	Cash Period Increase Decrease CashPeriodIncreaseDecrease	6600000	USD
CY2012Q2	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.24
	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.48
CY2011Q2	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.24
	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.48
CY2012Q2	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.1
CY2011Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.1
CY2012Q2	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	100000000	shares
CY2011Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	100000000	shares
CY2011Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	60248582	shares
CY2012Q2	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	59000074	shares
CY2011Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	60248582	shares
CY2012Q2	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	59000074	shares
CY2012Q2	us-gaap	Common Stock Value Outstanding CommonStockValueOutstanding	5900000	USD
CY2011Q4	us-gaap	Common Stock Value Outstanding CommonStockValueOutstanding	6000000	USD
CY2012Q2	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	51700000	USD
	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	66300000	USD
CY2011Q2	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	30600000	USD
	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	99400000	USD
CY2012Q2	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	18500000	USD
CY2011Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	0	USD
CY2012Q2	us-gaap	Deferred Policy Acquisition Costs DeferredPolicyAcquisitionCosts	303500000	USD
CY2011Q4	us-gaap	Deferred Policy Acquisition Costs DeferredPolicyAcquisitionCosts	294000000	USD
CY2012Q2	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	6700000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Gross DeferredTaxAssetsGross	10700000	USD
CY2011Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	6800000	USD
CY2012Q2	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	6700000	USD
	us-gaap	Depreciation Depreciation	6200000	USD
	us-gaap	Depreciation Depreciation	6800000	USD
	us-gaap	Discontinued Operation Gain Loss From Disposal Of Discontinued Operation Before Income Tax DiscontinuedOperationGainLossFromDisposalOfDiscontinuedOperationBeforeIncomeTax	12400000	USD
	us-gaap	Discontinued Operation Gain Loss From Disposal Of Discontinued Operation Before Income Tax DiscontinuedOperationGainLossFromDisposalOfDiscontinuedOperationBeforeIncomeTax	0	USD
CY2012Q2	us-gaap	Discontinued Operation Gain Loss From Disposal Of Discontinued Operation Before Income Tax DiscontinuedOperationGainLossFromDisposalOfDiscontinuedOperationBeforeIncomeTax	1100000	USD
CY2011Q2	us-gaap	Discontinued Operation Gain Loss From Disposal Of Discontinued Operation Before Income Tax DiscontinuedOperationGainLossFromDisposalOfDiscontinuedOperationBeforeIncomeTax	0	USD
	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Before Income Tax DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax	13300000	USD
CY2011Q2	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Before Income Tax DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax	9300000	USD
CY2012Q2	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Before Income Tax DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax	1000000	USD
	us-gaap	Discontinued Operation Income Loss From Discontinued Operation Before Income Tax DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax	18700000	USD
CY2012Q2	us-gaap	Discontinued Operation Tax Effect Of Discontinued Operation DiscontinuedOperationTaxEffectOfDiscontinuedOperation	300000	USD
	us-gaap	Discontinued Operation Tax Effect Of Discontinued Operation DiscontinuedOperationTaxEffectOfDiscontinuedOperation	6100000	USD
	us-gaap	Discontinued Operation Tax Effect Of Discontinued Operation DiscontinuedOperationTaxEffectOfDiscontinuedOperation	5300000	USD
CY2011Q2	us-gaap	Discontinued Operation Tax Effect Of Discontinued Operation DiscontinuedOperationTaxEffectOfDiscontinuedOperation	3200000	USD
	us-gaap	Disposal Group Including Discontinued Operation Revenue DisposalGroupIncludingDiscontinuedOperationRevenue	12400000	USD
CY2012Q2	us-gaap	Disposal Group Including Discontinued Operation Revenue DisposalGroupIncludingDiscontinuedOperationRevenue	1100000	USD
	us-gaap	Disposal Group Including Discontinued Operation Revenue DisposalGroupIncludingDiscontinuedOperationRevenue	29200000	USD
CY2011Q2	us-gaap	Disposal Group Including Discontinued Operation Revenue DisposalGroupIncludingDiscontinuedOperationRevenue	13000000	USD
CY2011Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	-0.06
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.77
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.79
CY2012Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.04
CY2012Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.04
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.79
CY2011Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	-0.06
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.77
CY2012Q2	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized	7700000	USD
	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1	P1Y6M
	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	7700000	USD
	us-gaap	Equity Method Investment Dividends Or Distributions EquityMethodInvestmentDividendsOrDistributions	0	USD
	us-gaap	Excess Tax Benefit From Share Based Compensation Financing Activities ExcessTaxBenefitFromShareBasedCompensationFinancingActivities	100000	USD
	us-gaap	Excess Tax Benefit From Share Based Compensation Financing Activities ExcessTaxBenefitFromShareBasedCompensationFinancingActivities	600000	USD
	us-gaap	Expense Related To Distribution Or Servicing And Underwriting Fees ExpenseRelatedToDistributionOrServicingAndUnderwritingFees	336700000	USD
CY2011Q2	us-gaap	Expense Related To Distribution Or Servicing And Underwriting Fees ExpenseRelatedToDistributionOrServicingAndUnderwritingFees	170600000	USD
CY2011Q2	us-gaap	Fair Value Assets Level1 To Level2 Transfers Amount FairValueAssetsLevel1ToLevel2TransfersAmount	2200000	USD
CY2012Q2	us-gaap	Fair Value Assets Level1 To Level2 Transfers Amount FairValueAssetsLevel1ToLevel2TransfersAmount	0	USD
CY2011Q2	us-gaap	Fair Value Assets Level2 To Level1 Transfers Amount FairValueAssetsLevel2ToLevel1TransfersAmount	0	USD
CY2012Q2	us-gaap	Fair Value Assets Level2 To Level1 Transfers Amount FairValueAssetsLevel2ToLevel1TransfersAmount	0	USD
CY2012Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1	2000000	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1	5100000	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1	5600000	USD
CY2011Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1	3600000	USD
CY2012Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Other Comprehensive Income Loss FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss	-4000000	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Other Comprehensive Income Loss FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss	-4900000	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Other Comprehensive Income Loss FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss	-3000000	USD
CY2011Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Other Comprehensive Income Loss FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss	-2400000	USD
CY2012Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases	52400000	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases	72100000	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases	113700000	USD
CY2011Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases	31900000	USD
CY2012Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Sales FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales	200000	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Sales FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales	6200000	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Sales FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales	4200000	USD
CY2011Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Sales FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales	3300000	USD
CY2012Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Settlements FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements	30400000	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Settlements FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements	37000000	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Settlements FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements	50600000	USD
CY2011Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Settlements FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements	20100000	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Into Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3	900000	USD
CY2011Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Into Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3	0	USD
CY2012Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Into Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3	0	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Into Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3	0	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Out Of Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3	6100000	USD
CY2011Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Out Of Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3	0	USD
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Out Of Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3	0	USD
CY2012Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Out Of Level3 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3	0	USD
CY2012Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	404400000	USD
CY2012Q1	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	384600000	USD
CY2010Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	241000000	USD
CY2011Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	270100000	USD
CY2011Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	348100000	USD
CY2011Q1	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	260400000	USD
CY2012Q2	us-gaap	Gain Loss On Investments Excluding Other Than Temporary Impairments GainLossOnInvestmentsExcludingOtherThanTemporaryImpairments	4100000	USD
	us-gaap	Gain Loss On Investments Excluding Other Than Temporary Impairments GainLossOnInvestmentsExcludingOtherThanTemporaryImpairments	32000000	USD
CY2011Q2	us-gaap	Gain Loss On Investments Excluding Other Than Temporary Impairments GainLossOnInvestmentsExcludingOtherThanTemporaryImpairments	17800000	USD
	us-gaap	Gain Loss On Investments Excluding Other Than Temporary Impairments GainLossOnInvestmentsExcludingOtherThanTemporaryImpairments	9000000	USD
CY2012Q2	us-gaap	Goodwill Goodwill	311800000	USD
CY2011Q4	us-gaap	Goodwill Goodwill	311800000	USD
	us-gaap	Impairment Of Investments ImpairmentOfInvestments	900000	USD
CY2012Q2	us-gaap	Impairment Of Investments ImpairmentOfInvestments	400000	USD
	us-gaap	Impairment Of Investments ImpairmentOfInvestments	1700000	USD
CY2011Q2	us-gaap	Impairment Of Investments ImpairmentOfInvestments	1300000	USD
CY2011Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	-20900000	USD
CY2012Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	-3500000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	46900000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	42200000	USD
	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	35600000	USD
CY2011Q2	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	-9400000	USD
	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	37900000	USD
CY2012Q2	us-gaap	Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest	1600000	USD
	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.58
CY2011Q2	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	-0.16
	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.63
CY2012Q2	us-gaap	Income Loss From Continuing Operations Per Basic Share IncomeLossFromContinuingOperationsPerBasicShare	0.03
CY2011Q2	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	-0.16
	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.63
	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.58
CY2012Q2	us-gaap	Income Loss From Continuing Operations Per Diluted Share IncomeLossFromContinuingOperationsPerDilutedShare	0.03
CY2012Q2	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	700000	USD
CY2011Q2	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	6100000	USD
	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	8000000	USD
	us-gaap	Income Loss From Discontinued Operations Net Of Tax IncomeLossFromDiscontinuedOperationsNetOfTax	12600000	USD
CY2012Q2	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0.01
CY2011Q2	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0.10
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0.14
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Basic Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare	0.21
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.14
	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.21
CY2011Q2	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.10
CY2012Q2	us-gaap	Income Loss From Discontinued Operations Net Of Tax Per Diluted Share IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare	0.01
CY2012Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-5100000	USD
CY2011Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	-11500000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	9000000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	6600000	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	18100000	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	28800000	USD
CY2012Q2	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	8006800000	USD
CY2011Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	7934700000	USD
CY2011Q4	us-gaap	Liability For Claims And Claims Adjustment Expense Property Casualty Liability LiabilityForClaimsAndClaimsAdjustmentExpensePropertyCasualtyLiability	1029100000	USD
CY2012Q2	us-gaap	Liability For Claims And Claims Adjustment Expense Property Casualty Liability LiabilityForClaimsAndClaimsAdjustmentExpensePropertyCasualtyLiability	1010200000	USD
CY2011Q4	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	2500000	USD
CY2012Q2	us-gaap	Income Taxes Receivable IncomeTaxesReceivable	9800000	USD
	us-gaap	Increase Decrease In Deferred Policy Acquisition Costs IncreaseDecreaseInDeferredPolicyAcquisitionCosts	9500000	USD
	us-gaap	Increase Decrease In Deferred Policy Acquisition Costs IncreaseDecreaseInDeferredPolicyAcquisitionCosts	8200000	USD
	us-gaap	Increase Decrease In Income Taxes IncreaseDecreaseInIncomeTaxes	-5500000	USD
	us-gaap	Increase Decrease In Income Taxes IncreaseDecreaseInIncomeTaxes	-15000000	USD
	us-gaap	Increase Decrease In Insurance Liabilities IncreaseDecreaseInInsuranceLiabilities	3500000	USD
	us-gaap	Increase Decrease In Insurance Liabilities IncreaseDecreaseInInsuranceLiabilities	8100000	USD
	us-gaap	Increase Decrease In Other Accrued Liabilities IncreaseDecreaseInOtherAccruedLiabilities	15400000	USD
	us-gaap	Increase Decrease In Other Accrued Liabilities IncreaseDecreaseInOtherAccruedLiabilities	2200000	USD
	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	-18900000	USD
	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	-17400000	USD
	us-gaap	Increase Decrease In Other Receivables IncreaseDecreaseInOtherReceivables	-12000000	USD
	us-gaap	Increase Decrease In Other Receivables IncreaseDecreaseInOtherReceivables	-12300000	USD
	us-gaap	Increase Decrease In Unearned Premiums IncreaseDecreaseInUnearnedPremiums	-3000000	USD
	us-gaap	Increase Decrease In Unearned Premiums IncreaseDecreaseInUnearnedPremiums	-700000	USD
CY2011Q2	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	0	shares
CY2012Q2	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	137500	shares
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	115400	shares
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	133900	shares
	us-gaap	Interest Costs Incurred InterestCostsIncurred	19800000	USD
CY2011Q2	us-gaap	Interest Costs Incurred InterestCostsIncurred	9900000	USD
CY2012Q2	us-gaap	Interest Costs Incurred InterestCostsIncurred	9800000	USD
	us-gaap	Interest Costs Incurred InterestCostsIncurred	20300000	USD
	us-gaap	Interest Costs Incurred Capitalized InterestCostsIncurredCapitalized	1400000	USD
	us-gaap	Interest Costs Incurred Capitalized InterestCostsIncurredCapitalized	1100000	USD
CY2012Q2	us-gaap	Interest Costs Incurred Capitalized InterestCostsIncurredCapitalized	600000	USD
CY2011Q2	us-gaap	Interest Costs Incurred Capitalized InterestCostsIncurredCapitalized	600000	USD
	us-gaap	Interest Expense Debt InterestExpenseDebt	18900000	USD
CY2012Q2	us-gaap	Interest Expense Debt InterestExpenseDebt	9200000	USD
	us-gaap	Interest Expense Debt InterestExpenseDebt	18700000	USD
CY2011Q2	us-gaap	Interest Expense Debt InterestExpenseDebt	9300000	USD
	us-gaap	Interest Paid InterestPaid	19000000	USD
	us-gaap	Interest Paid InterestPaid	20200000	USD
CY2011Q2	us-gaap	Interest Paid InterestPaid	18700000	USD
CY2012Q2	us-gaap	Interest Paid InterestPaid	18400000	USD
CY2011Q4	us-gaap	Investments Investments	6222700000	USD
CY2012Q2	us-gaap	Investments Investments	6293800000	USD
CY2011Q4	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	306300000	USD
CY2011Q2	us-gaap	Liability For Claims And Claims Adjustment Expense Property Casualty Liability LiabilityForClaimsAndClaimsAdjustmentExpensePropertyCasualtyLiability	1101200000	USD
CY2012Q2	us-gaap	Investments In Affiliates Subsidiaries Associates And Joint Ventures InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures	283900000	USD
CY2012Q2	us-gaap	Liabilities Liabilities	5858100000	USD
CY2011Q4	us-gaap	Liabilities Liabilities	5818100000	USD
CY2010Q4	us-gaap	Liability For Claims And Claims Adjustment Expense Property Casualty Liability LiabilityForClaimsAndClaimsAdjustmentExpensePropertyCasualtyLiability	1118700000	USD
CY2011Q4	us-gaap	Liability For Future Policy Benefits LiabilityForFuturePolicyBenefits	3102700000	USD
CY2012Q2	us-gaap	Liability For Future Policy Benefits LiabilityForFuturePolicyBenefits	3130600000	USD
CY2011Q4	us-gaap	Liability For Future Policy Benefits And Unpaid Claims And Claims Adjustment Expense LiabilityForFuturePolicyBenefitsAndUnpaidClaimsAndClaimsAdjustmentExpense	4131800000	USD
CY2012Q2	us-gaap	Liability For Future Policy Benefits And Unpaid Claims And Claims Adjustment Expense LiabilityForFuturePolicyBenefitsAndUnpaidClaimsAndClaimsAdjustmentExpense	4140800000	USD
	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Claims Paid LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaid	700600000	USD
	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Claims Paid LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaid	631100000	USD
	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Claims Paid Prior Years LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidPriorYears	325200000	USD
	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Claims Paid Prior Years LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidPriorYears	304700000	USD
	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Incurred Claims LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims	693400000	USD
	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Incurred Claims LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims	618700000	USD
	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Incurred Claims Prior Years LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaimsPriorYears	-13400000	USD
	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Incurred Claims Prior Years LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaimsPriorYears	-11600000	USD
CY2011Q2	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Net LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet	1033400000	USD
CY2011Q4	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Net LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet	954600000	USD
CY2012Q2	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Net LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet	942200000	USD
CY2010Q4	us-gaap	Liability For Unpaid Claims And Claims Adjustment Expense Net LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet	1040600000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-66600000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-371700000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	357100000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	8200000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	21200000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	56700000	USD
	us-gaap	Net Investment Income NetInvestmentIncome	164100000	USD
CY2011Q2	us-gaap	Net Investment Income NetInvestmentIncome	82900000	USD
	us-gaap	Net Investment Income NetInvestmentIncome	152600000	USD
CY2012Q2	us-gaap	Net Investment Income NetInvestmentIncome	75200000	USD
CY2012Q2	us-gaap	Notes Payable NotesPayable	611000000	USD
CY2011Q4	us-gaap	Notes Payable NotesPayable	610600000	USD
CY2012Q2	us-gaap	Notes Payable Fair Value Disclosure NotesPayableFairValueDisclosure	665100000	USD
CY2011Q4	us-gaap	Notes Payable Fair Value Disclosure NotesPayableFairValueDisclosure	638700000	USD
	us-gaap	Number Of Operating Segments NumberOfOperatingSegments	4	segments
CY2012Q2	us-gaap	Operating Expenses OperatingExpenses	612400000	USD
	us-gaap	Operating Expenses OperatingExpenses	1173200000	USD
	us-gaap	Operating Expenses OperatingExpenses	1246700000	USD
CY2011Q2	us-gaap	Operating Expenses OperatingExpenses	668600000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	11900000	USD
	us-gaap	Operating Income Loss OperatingIncomeLoss	38800000	USD
CY2011Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	-37400000	USD
CY2012Q2	us-gaap	Operating Income Loss OperatingIncomeLoss	-7200000	USD
CY2011Q4	us-gaap	Other Assets OtherAssets	250700000	USD
CY2012Q2	us-gaap	Other Assets OtherAssets	256700000	USD
	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax	600000	USD
	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax	1300000	USD
CY2011Q2	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax	200000	USD
CY2012Q2	us-gaap	Other Comprehensive Income Foreign Currency Transaction And Translation Gain Loss Before Reclassification And Tax OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossBeforeReclassificationAndTax	600000	USD
CY2012Q2	us-gaap	Other Comprehensive Income Foreign Currency Translation Gain Loss Arising During Period Tax OtherComprehensiveIncomeForeignCurrencyTranslationGainLossArisingDuringPeriodTax	100000	USD
	us-gaap	Other Comprehensive Income Foreign Currency Translation Gain Loss Arising During Period Tax OtherComprehensiveIncomeForeignCurrencyTranslationGainLossArisingDuringPeriodTax	400000	USD
	us-gaap	Other Comprehensive Income Foreign Currency Translation Gain Loss Arising During Period Tax OtherComprehensiveIncomeForeignCurrencyTranslationGainLossArisingDuringPeriodTax	200000	USD
CY2011Q2	us-gaap	Other Comprehensive Income Foreign Currency Translation Gain Loss Arising During Period Tax OtherComprehensiveIncomeForeignCurrencyTranslationGainLossArisingDuringPeriodTax	100000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	23300000	USD
CY2012Q2	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	72600000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	73900000	USD
CY2011Q2	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	49900000	USD
CY2012Q2	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	25800000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	8400000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	26200000	USD
CY2011Q2	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	17700000	USD
	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	28300000	USD
	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	82800000	USD
CY2012Q2	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	76400000	USD
CY2011Q2	us-gaap	Other Comprehensive Income Loss Before Tax OtherComprehensiveIncomeLossBeforeTax	52600000	USD
	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax	600000	USD
CY2012Q2	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax	600000	USD
	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax	1300000	USD
CY2011Q2	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax	200000	USD
	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Reclassification Adjustment Realized Upon Sale Or Liquidation Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentRealizedUponSaleOrLiquidationBeforeTax	0	USD
CY2011Q2	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Reclassification Adjustment Realized Upon Sale Or Liquidation Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentRealizedUponSaleOrLiquidationBeforeTax	0	USD
CY2012Q2	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Reclassification Adjustment Realized Upon Sale Or Liquidation Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentRealizedUponSaleOrLiquidationBeforeTax	0	USD
	us-gaap	Other Comprehensive Income Loss Foreign Currency Transaction And Translation Reclassification Adjustment Realized Upon Sale Or Liquidation Before Tax OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentRealizedUponSaleOrLiquidationBeforeTax	0	USD
	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	400000	USD
CY2011Q2	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	100000	USD
CY2012Q2	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	100000	USD
	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Adjustment Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax	200000	USD
	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Reclassification Adjustment Realized Upon Sale Or Liquidation Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationReclassificationAdjustmentRealizedUponSaleOrLiquidationTax	0	USD
CY2011Q2	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Reclassification Adjustment Realized Upon Sale Or Liquidation Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationReclassificationAdjustmentRealizedUponSaleOrLiquidationTax	0	USD
	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Reclassification Adjustment Realized Upon Sale Or Liquidation Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationReclassificationAdjustmentRealizedUponSaleOrLiquidationTax	0	USD
CY2012Q2	us-gaap	Other Comprehensive Income Loss Foreign Currency Translation Reclassification Adjustment Realized Upon Sale Or Liquidation Tax OtherComprehensiveIncomeLossForeignCurrencyTranslationReclassificationAdjustmentRealizedUponSaleOrLiquidationTax	0	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	53500000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	18100000	USD
CY2011Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	33900000	USD
CY2012Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	49400000	USD
CY2011Q2	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax	-2500000	USD
CY2012Q2	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax	-3200000	USD
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax	-7600000	USD
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Adjustment Before Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax	-4400000	USD
CY2011Q2	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	-900000	USD
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	-2700000	USD
CY2012Q2	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	-1100000	USD
	us-gaap	Other Comprehensive Income Loss Pension And Other Postretirement Benefit Plans Tax OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax	-1600000	USD
CY2011Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeBeforeTax	-17000000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeBeforeTax	-30700000	USD
CY2012Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeBeforeTax	-4100000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeBeforeTax	-8000000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax	-10800000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax	-2800000	USD
CY2011Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax	-6000000	USD
CY2012Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment For Sale Of Securities Included In Net Income Tax OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeTax	-1400000	USD
CY2012Q2	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	27000000	USD
CY2011Q2	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	18700000	USD
	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	29300000	USD
	us-gaap	Other Comprehensive Income Loss Tax OtherComprehensiveIncomeLossTax	10200000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	54000000	USD
CY2012Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	76700000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	81900000	USD
CY2011Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	66900000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	19200000	USD
CY2012Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	27200000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	29000000	USD
CY2011Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	23700000	USD
	us-gaap	Other Expenses OtherExpenses	336700000	USD
CY2011Q2	us-gaap	Other Expenses OtherExpenses	170600000	USD
CY2012Q2	us-gaap	Other Expenses OtherExpenses	167700000	USD
	us-gaap	Other Expenses OtherExpenses	330100000	USD
CY2011Q2	us-gaap	Other Income OtherIncome	200000	USD
CY2012Q2	us-gaap	Other Income OtherIncome	200000	USD
	us-gaap	Other Income OtherIncome	400000	USD
	us-gaap	Other Income OtherIncome	400000	USD
CY2012Q2	us-gaap	Other Investments OtherInvestments	500300000	USD
CY2011Q4	us-gaap	Other Investments OtherInvestments	498300000	USD
CY2011Q4	us-gaap	Other Liabilities OtherLiabilities	403300000	USD
CY2012Q2	us-gaap	Other Liabilities OtherLiabilities	416100000	USD
CY2011Q4	us-gaap	Other Receivables OtherReceivables	218700000	USD
CY2012Q2	us-gaap	Other Receivables OtherReceivables	207000000	USD
CY2012Q2	us-gaap	Other Short Term Investments OtherShortTermInvestments	272700000	USD
CY2011Q4	us-gaap	Other Short Term Investments OtherShortTermInvestments	247400000	USD
CY2011Q2	us-gaap	Other Than Temporary Impairment Losses Investments Portion In Other Comprehensive Income Loss Before Tax Including Portion Attributable To Noncontrolling Interest OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxIncludingPortionAttributableToNoncontrollingInterest	0	USD
	us-gaap	Other Than Temporary Impairment Losses Investments Portion In Other Comprehensive Income Loss Before Tax Including Portion Attributable To Noncontrolling Interest OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxIncludingPortionAttributableToNoncontrollingInterest	0	USD
	us-gaap	Other Than Temporary Impairment Losses Investments Portion In Other Comprehensive Income Loss Before Tax Including Portion Attributable To Noncontrolling Interest OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxIncludingPortionAttributableToNoncontrollingInterest	0	USD
CY2012Q2	us-gaap	Other Than Temporary Impairment Losses Investments Portion In Other Comprehensive Income Loss Before Tax Including Portion Attributable To Noncontrolling Interest OtherThanTemporaryImpairmentLossesInvestmentsPortionInOtherComprehensiveIncomeLossBeforeTaxIncludingPortionAttributableToNoncontrollingInterest	0	USD
CY2012Q2	us-gaap	Other Than Temporary Impairment Losses Investments Portion Recognized In Earnings Net OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet	400000	USD
CY2011Q2	us-gaap	Other Than Temporary Impairment Losses Investments Portion Recognized In Earnings Net OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet	1300000	USD
	us-gaap	Other Than Temporary Impairment Losses Investments Portion Recognized In Earnings Net OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet	1700000	USD
	us-gaap	Other Than Temporary Impairment Losses Investments Portion Recognized In Earnings Net OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet	900000	USD
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	19400000	USD
	us-gaap	Payments For Proceeds From Other Investing Activities PaymentsForProceedsFromOtherInvestingActivities	13900000	USD
	us-gaap	Payments For Proceeds From Short Term Investments PaymentsForProceedsFromShortTermInvestments	25300000	USD
	us-gaap	Payments For Proceeds From Short Term Investments PaymentsForProceedsFromShortTermInvestments	-128500000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	39300000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	21700000	USD
	us-gaap	Payments For Time Deposits PaymentsForTimeDeposits	321800000	USD
	us-gaap	Payments For Time Deposits PaymentsForTimeDeposits	0	USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	29200000	USD
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	28800000	USD
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	191100000	USD
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	316800000	USD
	us-gaap	Payments To Acquire Available For Sale Securities Equity PaymentsToAcquireAvailableForSaleSecuritiesEquity	103900000	USD
	us-gaap	Payments To Acquire Available For Sale Securities Equity PaymentsToAcquireAvailableForSaleSecuritiesEquity	61700000	USD
	us-gaap	Payments To Acquire Interest In Subsidiaries And Affiliates PaymentsToAcquireInterestInSubsidiariesAndAffiliates	16100000	USD
	us-gaap	Payments To Acquire Interest In Subsidiaries And Affiliates PaymentsToAcquireInterestInSubsidiariesAndAffiliates	12100000	USD
	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	5300000	USD
	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	4200000	USD
	us-gaap	Payments To Acquire Real Estate Held For Investment PaymentsToAcquireRealEstateHeldForInvestment	2700000	USD
	us-gaap	Payments To Acquire Real Estate Held For Investment PaymentsToAcquireRealEstateHeldForInvestment	2900000	USD
	us-gaap	Policyholder Benefits And Claims Incurred Net PolicyholderBenefitsAndClaimsIncurredNet	800400000	USD
	us-gaap	Policyholder Benefits And Claims Incurred Net PolicyholderBenefitsAndClaimsIncurredNet	869400000	USD
CY2011Q2	us-gaap	Policyholder Benefits And Claims Incurred Net PolicyholderBenefitsAndClaimsIncurredNet	477100000	USD
CY2012Q2	us-gaap	Policyholder Benefits And Claims Incurred Net PolicyholderBenefitsAndClaimsIncurredNet	423800000	USD
CY2012Q2	us-gaap	Premiums Earned Net PremiumsEarnedNet	529800000	USD
	us-gaap	Premiums Earned Net PremiumsEarnedNet	1094100000	USD
	us-gaap	Premiums Earned Net PremiumsEarnedNet	1059000000	USD
CY2011Q2	us-gaap	Premiums Earned Net PremiumsEarnedNet	548100000	USD
	us-gaap	Premiums Earned Net Accident And Health PremiumsEarnedNetAccidentAndHealth	82900000	USD
CY2011Q2	us-gaap	Premiums Earned Net Accident And Health PremiumsEarnedNetAccidentAndHealth	41500000	USD
	us-gaap	Premiums Earned Net Accident And Health PremiumsEarnedNetAccidentAndHealth	82700000	USD
CY2012Q2	us-gaap	Premiums Earned Net Accident And Health PremiumsEarnedNetAccidentAndHealth	41400000	USD
	us-gaap	Premiums Earned Net Life PremiumsEarnedNetLife	197600000	USD
CY2011Q2	us-gaap	Premiums Earned Net Life PremiumsEarnedNetLife	99700000	USD
CY2012Q2	us-gaap	Premiums Earned Net Life PremiumsEarnedNetLife	99100000	USD
	us-gaap	Premiums Earned Net Life PremiumsEarnedNetLife	199100000	USD
CY2012Q2	us-gaap	Premiums Receivable At Carrying Value PremiumsReceivableAtCarryingValue	374700000	USD
CY2011Q4	us-gaap	Premiums Receivable At Carrying Value PremiumsReceivableAtCarryingValue	379200000	USD
	us-gaap	Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital	16400000	USD
	us-gaap	Proceeds From Equity Method Investment Dividends Or Distributions Return Of Capital ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital	35700000	USD
	us-gaap	Proceeds From Income Tax Refunds ProceedsFromIncomeTaxRefunds	24900000	USD
	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	900000	USD
	us-gaap	Proceeds From Payments For Other Financing Activities ProceedsFromPaymentsForOtherFinancingActivities	800000	USD
	us-gaap	Proceeds From Principal Repayments On Loans And Leases Held For Investment ProceedsFromPrincipalRepaymentsOnLoansAndLeasesHeldForInvestment	133600000	USD
	us-gaap	Proceeds From Principal Repayments On Loans And Leases Held For Investment ProceedsFromPrincipalRepaymentsOnLoansAndLeasesHeldForInvestment	2000000	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities Equity ProceedsFromSaleOfAvailableForSaleSecuritiesEquity	28200000	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities Equity ProceedsFromSaleOfAvailableForSaleSecuritiesEquity	142400000	USD
	us-gaap	Proceeds From Sale Of Loans Receivable ProceedsFromSaleOfLoansReceivable	0	USD
	us-gaap	Proceeds From Sale Of Loans Receivable ProceedsFromSaleOfLoansReceivable	13200000	USD
	us-gaap	Proceeds From Sale Of Real Estate Heldforinvestment ProceedsFromSaleOfRealEstateHeldforinvestment	0	USD
	us-gaap	Proceeds From Sale Of Real Estate Heldforinvestment ProceedsFromSaleOfRealEstateHeldforinvestment	200000	USD
	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	0	USD
	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	100000	USD
	us-gaap	Profit Loss ProfitLoss	48200000	USD
CY2011Q2	us-gaap	Profit Loss ProfitLoss	-3300000	USD
	us-gaap	Profit Loss ProfitLoss	45900000	USD
CY2012Q2	us-gaap	Profit Loss ProfitLoss	2300000	USD
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	-28200000	USD
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	-2000000	USD
CY2012Q2	us-gaap	Real Estate Investment Property Net RealEstateInvestmentPropertyNet	237300000	USD
CY2011Q4	us-gaap	Real Estate Investment Property Net RealEstateInvestmentPropertyNet	239400000	USD
CY2012Q2	us-gaap	Reinsurance Recoverables ReinsuranceRecoverables	68000000	USD
CY2010Q4	us-gaap	Reinsurance Recoverables ReinsuranceRecoverables	78100000	USD
CY2011Q2	us-gaap	Reinsurance Recoverables ReinsuranceRecoverables	67800000	USD
CY2011Q4	us-gaap	Reinsurance Recoverables ReinsuranceRecoverables	74500000	USD
CY2012Q2	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	1101600000	USD
CY2011Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	1108700000	USD
CY2011Q2	us-gaap	Revenues Revenues	647700000	USD
	us-gaap	Revenues Revenues	1288900000	USD
CY2012Q2	us-gaap	Revenues Revenues	608900000	USD
	us-gaap	Revenues Revenues	1220100000	USD
CY2012Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized	10000000	shares
CY2012Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant	9278099	shares
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	100000	USD
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	100000	USD
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod	452846	shares
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures And Expirations In Period Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice	48.36
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod	261451	shares
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	9.12
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	9.39
CY2012Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	7300000	USD
CY2012Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	3434753	shares
CY2011Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	3632398	shares
CY2012Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	38.90
CY2011Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	40.70
CY2012Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Exercisable Aggregate Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableAggregateIntrinsicValue	4200000	USD
CY2012Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableNumber	2718863	shares
CY2012Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageExercisePrice	42.18
CY2012Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Aggregate Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue	7100000	USD
CY2012Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber	3390320	shares
CY2012Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice	39.05
	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	17.36
	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	29.77
	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P4Y7M28D
	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested And Expected To Vest Exercisable Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageRemainingContractualTerm1	P3Y7M10D
	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested And Expected To Vest Outstanding Weighted Average Remaining Contractual Term1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1	P4Y7M6D
	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	6250	shares
CY2012Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2148700000	USD
CY2011Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	2116600000	USD
CY2011Q4	us-gaap	Trading Securities TradingSecurities	4400000	USD
CY2012Q2	us-gaap	Trading Securities TradingSecurities	4300000	USD
CY2011Q4	us-gaap	Unearned Premiums UnearnedPremiums	666200000	USD
CY2012Q2	us-gaap	Unearned Premiums UnearnedPremiums	665500000	USD
CY2012Q2	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	6200000	USD
CY2011Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	6200000	USD
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	59665100	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	60513500	shares
CY2012Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	59334200	shares
CY2011Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	60118700	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	59531200	shares
CY2012Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	59196700	shares
CY2011Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	60118700	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	60398100	shares
	kmpr	Amortization Of Investment Securities And Depreciation Of Investmet Real Estate AmortizationOfInvestmentSecuritiesAndDepreciationOfInvestmetRealEstate	7100000	USD
	kmpr	Amortization Of Investment Securities And Depreciation Of Investmet Real Estate AmortizationOfInvestmentSecuritiesAndDepreciationOfInvestmetRealEstate	8300000	USD
	kmpr	Amortization Of Value Of Business Acquired And Customer Relationships Acquired AmortizationOfValueOfBusinessAcquiredAndCustomerRelationshipsAcquired	4100000	USD
	kmpr	Amortization Of Value Of Business Acquired And Customer Relationships Acquired AmortizationOfValueOfBusinessAcquiredAndCustomerRelationshipsAcquired	5800000	USD
CY2012Q2	kmpr	Available For Sale Securities Continuous Unrealized Loss Position12 Months Or Longer Aggregate Losses Related To Securities That Have Previously Recognized Foregin Currency Impairment AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLossesRelatedToSecuritiesThatHavePreviouslyRecognizedForeginCurrencyImpairment	200000	USD
CY2011Q4	kmpr	Available For Sale Securities Continuous Unrealized Loss Position12 Months Or Longer Aggregate Losses Related To Securities That Have Previously Recognized Foregin Currency Impairment AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLossesRelatedToSecuritiesThatHavePreviouslyRecognizedForeginCurrencyImpairment	200000	USD
CY2012Q2	kmpr	Available For Sale Securities Continuous Unrealized Loss Position Credit Losses Recognized Related To Securites In Unrealized Loss Position AvailableForSaleSecuritiesContinuousUnrealizedLossPositionCreditLossesRecognizedRelatedToSecuritesInUnrealizedLossPosition	0	USD
CY2011Q4	kmpr	Available For Sale Securities Continuous Unrealized Loss Position Credit Losses Recognized Related To Securites In Unrealized Loss Position In Position Of12 Months Or Longer AvailableForSaleSecuritiesContinuousUnrealizedLossPositionCreditLossesRecognizedRelatedToSecuritesInUnrealizedLossPositionInPositionOf12MonthsOrLonger	0	USD
CY2011Q4	kmpr	Current And Deferred Income Tax Assets CurrentAndDeferredIncomeTaxAssets	6400000	USD
CY2012Q2	kmpr	Current And Deferred Income Tax Assets CurrentAndDeferredIncomeTaxAssets	9800000	USD
	kmpr	Disposal Group Including Discontinued Operation Interest Loan Fees And Earned Discounts DisposalGroupIncludingDiscontinuedOperationInterestLoanFeesAndEarnedDiscounts	28000000	USD
CY2012Q2	kmpr	Disposal Group Including Discontinued Operation Interest Loan Fees And Earned Discounts DisposalGroupIncludingDiscontinuedOperationInterestLoanFeesAndEarnedDiscounts	0	USD
CY2011Q2	kmpr	Disposal Group Including Discontinued Operation Interest Loan Fees And Earned Discounts DisposalGroupIncludingDiscontinuedOperationInterestLoanFeesAndEarnedDiscounts	12600000	USD
	kmpr	Disposal Group Including Discontinued Operation Interest Loan Fees And Earned Discounts DisposalGroupIncludingDiscontinuedOperationInterestLoanFeesAndEarnedDiscounts	0	USD
	kmpr	Disposal Group Including Discontinued Operation Net Investment Income DisposalGroupIncludingDiscontinuedOperationNetInvestmentIncome	500000	USD
CY2011Q2	kmpr	Disposal Group Including Discontinued Operation Net Investment Income DisposalGroupIncludingDiscontinuedOperationNetInvestmentIncome	100000	USD
CY2012Q2	kmpr	Disposal Group Including Discontinued Operation Net Investment Income DisposalGroupIncludingDiscontinuedOperationNetInvestmentIncome	0	USD
	kmpr	Disposal Group Including Discontinued Operation Net Investment Income DisposalGroupIncludingDiscontinuedOperationNetInvestmentIncome	0	USD
CY2012Q2	kmpr	Disposal Group Including Discontinued Operation Net Realized Gains On Sales Of Investments DisposalGroupIncludingDiscontinuedOperationNetRealizedGainsOnSalesOfInvestments	0	USD
	kmpr	Disposal Group Including Discontinued Operation Net Realized Gains On Sales Of Investments DisposalGroupIncludingDiscontinuedOperationNetRealizedGainsOnSalesOfInvestments	400000	USD
	kmpr	Disposal Group Including Discontinued Operation Net Realized Gains On Sales Of Investments DisposalGroupIncludingDiscontinuedOperationNetRealizedGainsOnSalesOfInvestments	0	USD
CY2011Q2	kmpr	Disposal Group Including Discontinued Operation Net Realized Gains On Sales Of Investments DisposalGroupIncludingDiscontinuedOperationNetRealizedGainsOnSalesOfInvestments	100000	USD
CY2012Q2	kmpr	Disposal Group Including Discontinued Operation Other Income DisposalGroupIncludingDiscontinuedOperationOtherIncome	0	USD
CY2011Q2	kmpr	Disposal Group Including Discontinued Operation Other Income DisposalGroupIncludingDiscontinuedOperationOtherIncome	200000	USD
	kmpr	Disposal Group Including Discontinued Operation Other Income DisposalGroupIncludingDiscontinuedOperationOtherIncome	0	USD
	kmpr	Disposal Group Including Discontinued Operation Other Income DisposalGroupIncludingDiscontinuedOperationOtherIncome	300000	USD
	kmpr	Equity In Income Losses Of Limited Liability Investment Companies And Limited Partnerships EquityInIncomeLossesOfLimitedLiabilityInvestmentCompaniesAndLimitedPartnerships	20900000	USD
	kmpr	Equity In Income Losses Of Limited Liability Investment Companies And Limited Partnerships EquityInIncomeLossesOfLimitedLiabilityInvestmentCompaniesAndLimitedPartnerships	7800000	USD
CY2011Q2	kmpr	Fair Value Level1 To Level3 Transfers Amount FairValueLevel1ToLevel3TransfersAmount	0	USD
	kmpr	Fair Value Level1 To Level3 Transfers Amount FairValueLevel1ToLevel3TransfersAmount	0	USD
	kmpr	Fair Value Level1 To Level3 Transfers Amount FairValueLevel1ToLevel3TransfersAmount	0	USD
CY2012Q2	kmpr	Fair Value Level1 To Level3 Transfers Amount FairValueLevel1ToLevel3TransfersAmount	0	USD
	kmpr	Fair Value Level3 To Level1 Transfers Amount FairValueLevel3ToLevel1TransfersAmount	0	USD
	kmpr	Fair Value Level3 To Level1 Transfers Amount FairValueLevel3ToLevel1TransfersAmount	0	USD
CY2012Q2	kmpr	Fair Value Level3 To Level1 Transfers Amount FairValueLevel3ToLevel1TransfersAmount	0	USD
CY2011Q2	kmpr	Fair Value Level3 To Level1 Transfers Amount FairValueLevel3ToLevel1TransfersAmount	0	USD
	kmpr	Gain Loss On Investments Excluding Other Than Temporary Impairments From Continuing And Discontinued Operations GainLossOnInvestmentsExcludingOtherThanTemporaryImpairmentsFromContinuingAndDiscontinuedOperations	9000000	USD
	kmpr	Gain Loss On Investments Excluding Other Than Temporary Impairments From Continuing And Discontinued Operations GainLossOnInvestmentsExcludingOtherThanTemporaryImpairmentsFromContinuingAndDiscontinuedOperations	32400000	USD
	kmpr	Income Loss From Continuing Operations Diluted IncomeLossFromContinuingOperationsDiluted	37700000	USD
	kmpr	Income Loss From Continuing Operations Diluted IncomeLossFromContinuingOperationsDiluted	35400000	USD
CY2012Q2	kmpr	Income Loss From Continuing Operations Diluted IncomeLossFromContinuingOperationsDiluted	1600000	USD
CY2011Q2	kmpr	Income Loss From Continuing Operations Diluted IncomeLossFromContinuingOperationsDiluted	-9400000	USD
CY2012Q2	kmpr	Interest And Other Expenses InterestAndOtherExpenses	20900000	USD
	kmpr	Interest And Other Expenses InterestAndOtherExpenses	42700000	USD
CY2011Q2	kmpr	Interest And Other Expenses InterestAndOtherExpenses	20900000	USD
	kmpr	Interest And Other Expenses InterestAndOtherExpenses	40600000	USD
CY2012Q2	kmpr	Liabilities For Income Taxes LiabilitiesForIncomeTaxes	24700000	USD
CY2011Q4	kmpr	Liabilities For Income Taxes LiabilitiesForIncomeTaxes	6200000	USD
	kmpr	Number Of Issuers Of Available For Sales Securities Continuous Unrealized Loss Possition Aggregate Losses Related To Securities That Have Previously Recognized Foreign Currency Impairment NumberOfIssuersOfAvailableForSalesSecuritiesContinuousUnrealizedLossPossitionAggregateLossesRelatedToSecuritiesThatHavePreviouslyRecognizedForeignCurrencyImpairment	1
CY2011	kmpr	Number Of Issuers Of Available For Sales Securities Continuous Unrealized Loss Possition Aggregate Losses Related To Securities That Have Previously Recognized Foreign Currency Impairment NumberOfIssuersOfAvailableForSalesSecuritiesContinuousUnrealizedLossPossitionAggregateLossesRelatedToSecuritiesThatHavePreviouslyRecognizedForeignCurrencyImpairment	1
CY2011Q2	kmpr	Operating Income Loss Net Of Taxes OperatingIncomeLossNetOfTaxes	-20200000	USD
	kmpr	Operating Income Loss Net Of Taxes OperatingIncomeLossNetOfTaxes	32600000	USD
CY2012Q2	kmpr	Operating Income Loss Net Of Taxes OperatingIncomeLossNetOfTaxes	-800000	USD
	kmpr	Operating Income Loss Net Of Taxes OperatingIncomeLossNetOfTaxes	15900000	USD
CY2011Q4	kmpr	Other Investments Other OtherInvestmentsOther	600000	USD
CY2012Q2	kmpr	Other Investments Other OtherInvestmentsOther	600000	USD
	kmpr	Sales And Maturities Of Fixed Maturities SalesAndMaturitiesOfFixedMaturities	268900000	USD
	kmpr	Sales And Maturities Of Fixed Maturities SalesAndMaturitiesOfFixedMaturities	371600000	USD
	dei	Amendment Flag AmendmentFlag	false
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q2
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2012
	dei	Document Period End Date DocumentPeriodEndDate	2012-06-30
	dei	Document Type DocumentType	10-Q
	dei	Entity Central Index Key EntityCentralIndexKey	0000860748
CY2012Q3	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	58664911	shares
	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
	dei	Entity Registrant Name EntityRegistrantName	KEMPER Corporation
	dei	Trading Symbol TradingSymbol	KMPR

Files In Submission

Name	View Source	Status
0000860748-12-000084-index-headers.html	Edgar Link	pending
0000860748-12-000084-index.html	Edgar Link	pending
0000860748-12-000084.txt	Edgar Link	pending
0000860748-12-000084-xbrl.zip	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xls	Edgar Link	pending
kmpr-20120630.xml	Edgar Link	completed
kmpr-20120630.xsd	Edgar Link	pending
kmpr-201206302012x10q.htm	Edgar Link	pending
kmpr-20120630_cal.xml	Edgar Link	unprocessable
kmpr-20120630_def.xml	Edgar Link	unprocessable
kmpr-20120630_lab.xml	Edgar Link	unprocessable
kmpr-20120630_pre.xml	Edgar Link	unprocessable
kmpr201206302012ex311.htm	Edgar Link	pending
kmpr201206302012ex312.htm	Edgar Link	pending
kmpr201206302012ex321.htm	Edgar Link	pending
kmpr201206302012ex322.htm	Edgar Link	pending
R1.htm	Edgar Link	pending
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report.css	Edgar Link	pending
Show.js	Edgar Link	pending

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$KMPR
Kemper Corp Stock $kmpr

2012 Q2 Form 10-Q Financial Statement

#000086074812000084 Filed on August 06, 2012

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$KMPR Kemper Corp Stock $kmpr

2012 Q2 Form 10-Q Financial Statement

#000086074812000084 Filed on August 06, 2012

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$KMPR
Kemper Corp Stock $kmpr