|
Basis of Presentation (Details) (USD $)
In Millions, except Per Share data, unless otherwise specified |
3 Months Ended | 9 Months Ended | 3 Months Ended | 9 Months Ended | 3 Months Ended | 9 Months Ended | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|
|
Sep. 30, 2012
|
Sep. 30, 2011
|
Sep. 30, 2012
|
Sep. 30, 2011
|
Dec. 31, 2011
Accounting Standards Update 2010-26 [Member]
|
Sep. 30, 2011
Accounting Standards Update 2010-26 [Member]
As Originally Reported [Member]
|
Sep. 30, 2011
Accounting Standards Update 2010-26 [Member]
As Originally Reported [Member]
|
Sep. 30, 2012
Accounting Standards Update 2010-26 [Member]
Effect of Change [Member]
|
Sep. 30, 2011
Accounting Standards Update 2010-26 [Member]
Effect of Change [Member]
|
Sep. 30, 2012
Accounting Standards Update 2010-26 [Member]
Effect of Change [Member]
|
Sep. 30, 2011
Accounting Standards Update 2010-26 [Member]
Effect of Change [Member]
|
|
| Accounting Policy Disclosures [Line Items] | |||||||||||
| New Accounting Pronouncement or Change in Accounting Principle, Cumulative Effect of Change on Equity or Net Assets | $ (99.5) | ||||||||||
| Income Statement [Abstract] | |||||||||||
| Insurance Expenses | 172.7 | 176.8 | 502.8 | 513.5 | 172.6 | 500.8 | 4.2 | 12.7 | |||
| Income Tax Benefit (Expense) | (25.9) | 6.1 | (34.9) | (0.5) | 4.6 | (5.1) | 1.5 | 4.6 | |||
| Income from Continuing Operations | 55.6 | 1.1 | 93.5 | 36.7 | 3.8 | 44.8 | (2.5) | (2.7) | (7.5) | (8.1) | |
| Net Income | $ 55.6 | $ 2.0 | $ 101.5 | $ 50.2 | $ 4.7 | $ 58.3 | $ (2.5) | $ (2.7) | $ (7.5) | $ (8.1) | |
| Income from Continuing Operations Per Unrestricted Share: | |||||||||||
| Basic (in dollars per share) | $ 0.95 | $ 0.01 | $ 1.57 | $ 0.61 | $ 0.06 | $ 0.74 | $ (0.04) | $ (0.05) | $ (0.13) | $ (0.13) | |
| Diluted (in dollars per share) | $ 0.95 | $ 0.01 | $ 1.56 | $ 0.61 | $ 0.06 | $ 0.74 | $ (0.04) | $ (0.05) | $ (0.13) | $ (0.13) | |
| Net Income Per Unrestricted Share: | |||||||||||
| Basic (in dollars per share) | $ 0.95 | $ 0.03 | $ 1.71 | $ 0.83 | $ 0.08 | $ 0.96 | $ (0.04) | $ (0.05) | $ (0.13) | $ (0.13) | |
| Diluted (in dollars per share) | $ 0.95 | $ 0.03 | $ 1.70 | $ 0.83 | $ 0.08 | $ 0.96 | $ (0.04) | $ (0.05) | $ (0.13) | $ (0.13) | |
| X | ||||||||||
|
- Details
|
| X | ||||||||||
|
- Details
|
| X | ||||||||||
|
- Details
|
| X | ||||||||||
|
- Definition
The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
This element represents the income or loss from continuing operations attributable to the economic entity which may also be defined as revenue less expenses and taxes from ongoing operations before extraordinary items, and noncontrolling interest. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
The amount of net income (loss) from continuing operations per each share of common stock or unit outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
The amount of net income (loss) derived from continuing operations during the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Details
|
| X | ||||||||||
|
- Definition
The sum of the current income tax expense or benefit and the deferred income tax expense or benefit pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
Amount of cumulative effect of the change in accounting principle or new accounting pronouncement on retained earnings or other components of equity or net assets in the statement of financial position as of the beginning of the earliest period presented. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
This element represents a sum total of expenses not separately reflected on the income statement for the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
|
- Definition
The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|