XML 41 R80.htm IDEA: XBRL DOCUMENT v2.4.0.8
Segment Information (Details 4) (USD $)
In Millions, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2013
Jun. 30, 2012
Operating Revenues for Products and Services        
Operating revenues $ 2,311.7 $ 2,136.3 $ 4,550.0 $ 4,243.7
Net realized capital gains (losses), net of related revenue adjustments (101.5) (21.7) (176.7) (52.1)
Exited group medical insurance business 0.4 4.0 4.0 22.9
Total revenues 2,210.6 2,118.6 4,377.3 4,214.5
Aggregate Segments
       
Operating Revenues for Products and Services        
Operating revenues 2,311.7 2,136.3 4,550.0 4,243.7
Retirement and Investor Services
       
Operating Revenues for Products and Services        
Operating revenues 1,148.8 1,081.2 2,251.1 2,136.3
Retirement and Investor Services | Total Accumulation
       
Operating Revenues for Products and Services        
Operating revenues 824.9 769.4 1,615.9 1,516.8
Retirement and Investor Services | Full service accumulation
       
Operating Revenues for Products and Services        
Operating revenues 366.1 334.4 717.8 667.1
Retirement and Investor Services | Principal Funds
       
Operating Revenues for Products and Services        
Operating revenues 190.5 149.1 371.1 296.2
Retirement and Investor Services | Individual annuities
       
Operating Revenues for Products and Services        
Operating revenues 279.1 289.6 547.3 561.9
Retirement and Investor Services | Bank and trust services
       
Operating Revenues for Products and Services        
Operating revenues 25.6 25.3 50.5 49.8
Retirement and Investor Services | Accumulation Eliminations
       
Operating Revenues for Products and Services        
Operating revenues (36.4) (29.0) (70.8) (58.2)
Retirement and Investor Services | Total Guaranteed
       
Operating Revenues for Products and Services        
Operating revenues 323.9 311.8 635.2 619.5
Retirement and Investor Services | Investment only
       
Operating Revenues for Products and Services        
Operating revenues 85.1 108.3 177.5 223.6
Retirement and Investor Services | Full service payout
       
Operating Revenues for Products and Services        
Operating revenues 238.8 203.5 457.7 395.9
Principal Global Investors
       
Operating Revenues for Products and Services        
Operating revenues 168.2 141.1 321.9 279.2
Inter-segment revenues 60.6 53.3 119.2 105.9
Principal International
       
Operating Revenues for Products and Services        
Operating revenues 275.1 210.6 522.6 473.1
U.S. Insurance Solutions
       
Operating Revenues for Products and Services        
Operating revenues 773.0 751.5 1,551.0 1,448.5
U.S. Insurance Solutions | Individual life insurance
       
Operating Revenues for Products and Services        
Operating revenues 368.0 358.7 747.5 672.2
U.S. Insurance Solutions | Specialty benefits insurance
       
Operating Revenues for Products and Services        
Operating revenues 405.1 392.8 803.6 776.3
U.S. Insurance Solutions | U.S. Insurance Solutions Eliminations
       
Operating Revenues for Products and Services        
Operating revenues (0.1)   (0.1)  
Corporate
       
Operating Revenues for Products and Services        
Operating revenues $ (53.4) $ (48.1) $ (96.6) $ (93.4)