XML 67 R55.htm IDEA: XBRL DOCUMENT v3.7.0.1
Reinsurance Reinsurance (Schedule of Trust Assets and Reinsurance Liabilities) (Details) - USD ($)
$ in Millions
Mar. 31, 2017
Dec. 31, 2016
Summary Of Significant Accounting Policies [Line Items]    
Restricted cash and cash equivalents $ 316.7 $ 224.7
Restricted securities available for sale [1] 46.7 45.3
Accounts payable and accrued liabilities 141.3 143.9
Trust Assets [Member]    
Summary Of Significant Accounting Policies [Line Items]    
Restricted cash and cash equivalents 0.8 0.5
Restricted securities available for sale 46.7 45.3
Unearned Premium [Member]    
Summary Of Significant Accounting Policies [Line Items]    
Accounts payable and accrued liabilities 35.0 32.8
Claims Reserve [Member]    
Summary Of Significant Accounting Policies [Line Items]    
Accounts payable and accrued liabilities [2] $ 1.0 $ 1.0
[1] Measured and recorded at fair value on a recurring basis.
[2] Rate excludes the spread over the LIBOR rate.