XML 134 R92.htm IDEA: XBRL DOCUMENT v2.4.0.6
Indebtedness (Narrative) (Details) (USD $)
In Millions, unless otherwise specified
 12 Months Ended 12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2012
Seven Point Twenty Five Percent Senior Notes due 2034 [Member]
Nov. 15, 2004
Seven Point Twenty Five Percent Senior Notes due 2034 [Member]
Dec. 31, 2005
Six Point Seventy Percent Senior Notes due 2035 [Member]
Dec. 31, 2012
Six Point Seventy Percent Senior Notes due 2035 [Member]
Nov. 03, 2005
Six Point Seventy Percent Senior Notes due 2035 [Member]
Dec. 31, 2012
Two Point Ninety Percent Borrowing From Federal Home Loan Bank due Dec. 15, 2014[Member]
Dec. 31, 2009
Two Point Ninety Percent Borrowing From Federal Home Loan Bank due Dec. 15, 2014[Member]
Dec. 31, 2011
One Point Twenty Five Percent Borrowing From Federal Home Loan Bank due Dec. 16, 2016 [Member]
Dec. 31, 2006
Seven Point Fifty Percent Junior Notes due 2066 [Member]
Sep. 25, 2006
Seven Point Fifty Percent Junior Notes due 2066 [Member]
Dec. 31, 2012
Line of Credit expires Jun. 14,2014[Member]
Aggregate principal amount of notes       $ 50     $ 100         $ 100  
Discount for notes issued       0.1     0.7            
Effective yield       7.27%     6.754%            
Bond proceeds to Insurance Subsidiaries as capital       25                  
Acceleration of principal     10     10             10
Net proceeds from the issuance         50.0           96.8    
Deferred interest payments                       10 years  
Aggregate investment in FHLBI 2.9 2.9                      
Borrowing threshold of FHLBI 20                        
FLHBI Borrowing (58.0)               (13.0) (45.0)      
Unpaid principal amount interest rate               2.90%   1.25%      
Line of credit borrowing capacity                         30
Line of credit, maximum borrowing capacity                         $ 50
Maximum FHLBI borrowing percentage permitted by line of credit 10.00%