XML 27 R75.htm IDEA: XBRL DOCUMENT v2.4.0.6
Note 21 - Subsequent Events (Detail) (USD $)
In Millions, except Share data, unless otherwise specified
 1 Months Ended 3 Months Ended 1 Months Ended
Jul. 31, 2012
Mar. 31, 2012
Sep. 30, 2012
Jul. 31, 2012
Series J Preferred Stock [Member]
Jul. 31, 2012
Class J Depositary Shares [Member]
Jul. 31, 2012
Series F Preferred Stock [Member]
Jun. 30, 2012
Series F Preferred Stock [Member]
Dec. 31, 2011
Series F Preferred Stock [Member]
Stock Issued During Period, Shares, New Issues (in Shares) 9,000,000              
Preferred Stock, Dividend Rate, Percentage       5.50% 5.50% 6.65%    
Preferred Stock, Par or Stated Value Per Share       $ 1.00   $ 1.00 $ 1.00 $ 1.00
Share Price $ 25.00              
Preferred Stock, Dividend Rate, Per-Dollar-Amount $ 1.375              
Preferred Stock, Redemption Price Per Share $ 25.00              
Proceeds from Issuance of Redeemable Preferred Stock (in Dollars) $ 217.8 $ 387.2            
Stock Redeemed or Called During Period, Shares (in Shares) 7,000,000              
Preferred Stock, Redemption Amount (in Dollars) 175.0              
Dividends Payable, Current (in Dollars) 1.0              
EITF D-42 Allocation (in Dollars)     $ 6.2