XML 147 R129.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Fair Value Measurements - Level 3 Inputs Reconciliation (Details) (USD $) In Millions, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2013 | Dec. 31, 2012
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |
Fair Value, Level 1 to Level 2 Activity Transfers, Amount | $ 0 | $ 0
Fair Value, Level 2 to Level 1 Activity Transfers, Amount | 0 | 0
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Balance at Beginning of Year | 520.4 | 348.1
Included in Consolidated Statement of Income | (10.0) | 6.8
Included in Other Comprehensive Income | 1.0 | 8.9
Purchases | 270.1 | 253.4
Settlements | (151.4) | (87.0)
Sales | (2.8) | (4.6)
Transfers Into Level 3 | 8.2 | 0.9
Transfers out of Level 3 | (8.8) | (6.1)
Balance at December 31, 2012 | 626.7 | 520.4
Corporate Bonds and Notes [Member] |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Balance at Beginning of Year | 361.0 | 235.1
Included in Consolidated Statement of Income | (7.9) | 4.0
Included in Other Comprehensive Income | (7.8) | 1.4
Purchases | 145.1 | 199.7
Settlements | (123.2) | (73.1)
Sales | (0.1) | (0.9)
Transfers Into Level 3 | 5.8 | 0.9
Transfers out of Level 3 | (8.8) | (6.1)
Balance at December 31, 2012 | 364.1 | 361.0
Redeemable Preferred Stocks [Member] |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Balance at Beginning of Year | 4.7 | 6.1
Included in Consolidated Statement of Income | 0.2 | (0.4)
Included in Other Comprehensive Income | (1.3) | 0.5
Purchases | 5.1 | 0.1
Settlements | (1.3) | (1.6)
Sales | 0 | 0
Transfers Into Level 3 | 0 | 0
Transfers out of Level 3 | 0 | 0
Balance at December 31, 2012 | 7.4 | 4.7
Mortgage and Asset Backed [Member] |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Balance at Beginning of Year | 0.1 | 0.3
Included in Consolidated Statement of Income | 0.3 | 0
Included in Other Comprehensive Income | (0.1) | 0
Purchases | 48.6 | 0
Settlements | (0.1) | (0.2)
Sales | (2.0) | 0
Transfers Into Level 3 | 2.4 | 0
Transfers out of Level 3 | 0 | 0
Balance at December 31, 2012 | 49.2 | 0.1
Preferred and Common Stock [Member] |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Balance at Beginning of Year | 13.3 | 13.5
Included in Consolidated Statement of Income | (1.0) | 3.2
Included in Other Comprehensive Income | 4.6 | (1.3)
Purchases | 15.9 | 1.6
Settlements | 0 | 0
Sales | (0.7) | (3.7)
Transfers Into Level 3 | 0 | 0
Transfers out of Level 3 | 0 | 0
Balance at December 31, 2012 | 32.1 | 13.3
Other Equity Interests [Member] |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Balance at Beginning of Year | 141.3 | 93.1
Included in Consolidated Statement of Income | (1.6) | 0
Included in Other Comprehensive Income | 5.6 | 8.3
Purchases | 55.4 | 52.0
Settlements | (26.8) | (12.1)
Sales | 0 | 0
Transfers Into Level 3 | 0 | 0
Transfers out of Level 3 | 0 | 0
Balance at December 31, 2012 | $ 173.9 | $ 141.3

X
- Definition The amount of transfers of assets, liabilities, and financial instruments classified in shareholders' equity measured on a recurring basis out of Level 1 of the fair value hierarchy into Level 2. + References No definition available. + Details
Name: | kmpr_FairValueLevel1ToLevel2ActivityTransfersAmount
Namespace Prefix: | kmpr_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The amount of transfers of assets, liabilities, and financial instruments classified in shareholders' equity measured on a recurring basis out of Level 2 of the fair value hierarchy into Level 1. + References No definition available. + Details
Name: | kmpr_FairValueLevel2ToLevel1ActivityTransfersAmount
Namespace Prefix: | kmpr_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of gain (loss) recognized in the income statement for financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19207-110258 + Details
Name: | us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of gain (loss) recognized in other comprehensive income (loss) for financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1a) -URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19207-110258 + Details
Name: | us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of purchases of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19207-110258 + Details
Name: | us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of sale of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19207-110258 + Details
Name: | us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of settlement of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19207-110258 + Details
Name: | us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of transfer of financial instrument classified as an asset into level 3 of the fair value hierarchy. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(3) -URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19207-110258 + Details
Name: | us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of transfers of financial instrument classified as an asset out of level 3 of the fair value hierarchy. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(3) -URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19207-110258 + Details
Name: | us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Fair value of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19207-110258 + Details
Name: | us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant