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Investments and Related Matters Narrative (Details) (USD $)
In Millions, except Share data, unless otherwise specified
 3 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2012
Dec. 31, 2011
Dec. 31, 2010
Jun. 30, 2012
Investment Segment [Member]
Dec. 31, 2011
Investment Segment [Member]
Dec. 31, 2010
Investment Segment [Member]
Mar. 31, 2011
Icahn Fund Ltd. [Member]
Jun. 30, 2012
Hain [Member]
Investment Segment [Member]
Dec. 31, 2011
Hain [Member]
Investment Segment [Member]
Jun. 30, 2012
MGM [Member]
Investment Segment [Member]
Jun. 30, 2012
Equity Method Investments [Member]
Investment Segment [Member]
Jun. 30, 2011
Equity Method Investments [Member]
Investment Segment [Member]
Jun. 30, 2012
Equity Method Investments [Member]
Investment Segment [Member]
Jun. 30, 2011
Equity Method Investments [Member]
Investment Segment [Member]
Dec. 31, 2011
Equity Method Investments [Member]
Investment Segment [Member]
Dec. 31, 2010
Equity Method Investments [Member]
Investment Segment [Member]
Dec. 31, 2009
Equity Method Investments [Member]
Investment Segment [Member]
Dec. 31, 2011
Amortized Cost [Member]
Investment Segment [Member]
Dec. 31, 2010
Amortized Cost [Member]
Investment Segment [Member]
Dec. 31, 2011
Fair Value [Member]
Investment Segment [Member]
Dec. 31, 2010
Fair Value [Member]
Investment Segment [Member]
Dec. 31, 2011
Equity securities [Member]
Amortized Cost [Member]
Investment Segment [Member]
Dec. 31, 2010
Equity securities [Member]
Amortized Cost [Member]
Investment Segment [Member]
Dec. 31, 2011
Equity securities [Member]
Fair Value [Member]
Investment Segment [Member]
Dec. 31, 2010
Equity securities [Member]
Fair Value [Member]
Investment Segment [Member]
Dec. 31, 2011
Equity securities [Member]
Communications [Member]
Amortized Cost [Member]
Investment Segment [Member]
Dec. 31, 2010
Equity securities [Member]
Communications [Member]
Amortized Cost [Member]
Investment Segment [Member]
Dec. 31, 2011
Equity securities [Member]
Communications [Member]
Fair Value [Member]
Investment Segment [Member]
Dec. 31, 2010
Equity securities [Member]
Communications [Member]
Fair Value [Member]
Investment Segment [Member]
Dec. 31, 2011
Equity securities [Member]
Consumer, non-cyclical [Member]
Amortized Cost [Member]
Investment Segment [Member]
Dec. 31, 2010
Equity securities [Member]
Consumer, non-cyclical [Member]
Amortized Cost [Member]
Investment Segment [Member]
Dec. 31, 2011
Equity securities [Member]
Consumer, non-cyclical [Member]
Fair Value [Member]
Investment Segment [Member]
Dec. 31, 2010
Equity securities [Member]
Consumer, non-cyclical [Member]
Fair Value [Member]
Investment Segment [Member]
Dec. 31, 2011
Equity securities [Member]
Consumer, cyclical [Member]
Amortized Cost [Member]
Investment Segment [Member]
Dec. 31, 2010
Equity securities [Member]
Consumer, cyclical [Member]
Amortized Cost [Member]
Investment Segment [Member]
Dec. 31, 2011
Equity securities [Member]
Consumer, cyclical [Member]
Fair Value [Member]
Investment Segment [Member]
Dec. 31, 2010
Equity securities [Member]
Consumer, cyclical [Member]
Fair Value [Member]
Investment Segment [Member]
Dec. 31, 2011
Equity securities [Member]
Basic materials [Member]
Amortized Cost [Member]
Investment Segment [Member]
Dec. 31, 2010
Equity securities [Member]
Basic materials [Member]
Amortized Cost [Member]
Investment Segment [Member]
Dec. 31, 2011
Equity securities [Member]
Basic materials [Member]
Fair Value [Member]
Investment Segment [Member]
Dec. 31, 2010
Equity securities [Member]
Basic materials [Member]
Fair Value [Member]
Investment Segment [Member]
Dec. 31, 2011
Equity securities [Member]
Energy sector [Member]
Amortized Cost [Member]
Investment Segment [Member]
Dec. 31, 2010
Equity securities [Member]
Energy sector [Member]
Amortized Cost [Member]
Investment Segment [Member]
Dec. 31, 2011
Equity securities [Member]
Energy sector [Member]
Fair Value [Member]
Investment Segment [Member]
Dec. 31, 2010
Equity securities [Member]
Energy sector [Member]
Fair Value [Member]
Investment Segment [Member]
Dec. 31, 2011
Equity securities [Member]
Financial [Member]
Amortized Cost [Member]
Investment Segment [Member]
Dec. 31, 2010
Equity securities [Member]
Financial [Member]
Amortized Cost [Member]
Investment Segment [Member]
Dec. 31, 2011
Equity securities [Member]
Financial [Member]
Fair Value [Member]
Investment Segment [Member]
Dec. 31, 2010
Equity securities [Member]
Financial [Member]
Fair Value [Member]
Investment Segment [Member]
Dec. 31, 2011
Equity securities [Member]
Index [Member]
Amortized Cost [Member]
Investment Segment [Member]
Dec. 31, 2010
Equity securities [Member]
Index [Member]
Amortized Cost [Member]
Investment Segment [Member]
Dec. 31, 2011
Equity securities [Member]
Index [Member]
Fair Value [Member]
Investment Segment [Member]
Dec. 31, 2010
Equity securities [Member]
Index [Member]
Fair Value [Member]
Investment Segment [Member]
Dec. 31, 2011
Equity securities [Member]
Industrial [Member]
Amortized Cost [Member]
Investment Segment [Member]
Dec. 31, 2010
Equity securities [Member]
Industrial [Member]
Amortized Cost [Member]
Investment Segment [Member]
Dec. 31, 2011
Equity securities [Member]
Industrial [Member]
Fair Value [Member]
Investment Segment [Member]
Dec. 31, 2010
Equity securities [Member]
Industrial [Member]
Fair Value [Member]
Investment Segment [Member]
Dec. 31, 2011
Equity securities [Member]
Technology [Member]
Amortized Cost [Member]
Investment Segment [Member]
Dec. 31, 2010
Equity securities [Member]
Technology [Member]
Amortized Cost [Member]
Investment Segment [Member]
Dec. 31, 2011
Equity securities [Member]
Technology [Member]
Fair Value [Member]
Investment Segment [Member]
Dec. 31, 2010
Equity securities [Member]
Technology [Member]
Fair Value [Member]
Investment Segment [Member]
Dec. 31, 2011
Equity securities [Member]
Utilities [Member]
Amortized Cost [Member]
Investment Segment [Member]
Dec. 31, 2010
Equity securities [Member]
Utilities [Member]
Amortized Cost [Member]
Investment Segment [Member]
Dec. 31, 2011
Equity securities [Member]
Utilities [Member]
Fair Value [Member]
Investment Segment [Member]
Dec. 31, 2010
Equity securities [Member]
Utilities [Member]
Fair Value [Member]
Investment Segment [Member]
Dec. 31, 2011
Equity securities [Member]
Funds [Member]
Amortized Cost [Member]
Investment Segment [Member]
Dec. 31, 2010
Equity securities [Member]
Funds [Member]
Amortized Cost [Member]
Investment Segment [Member]
Dec. 31, 2011
Equity securities [Member]
Funds [Member]
Fair Value [Member]
Investment Segment [Member]
Dec. 31, 2010
Equity securities [Member]
Funds [Member]
Fair Value [Member]
Investment Segment [Member]
Dec. 31, 2011
Corporate debt [Member]
Amortized Cost [Member]
Investment Segment [Member]
Dec. 31, 2010
Corporate debt [Member]
Amortized Cost [Member]
Investment Segment [Member]
Dec. 31, 2011
Corporate debt [Member]
Fair Value [Member]
Investment Segment [Member]
Dec. 31, 2010
Corporate debt [Member]
Fair Value [Member]
Investment Segment [Member]
Dec. 31, 2011
Corporate debt [Member]
Communications [Member]
Amortized Cost [Member]
Investment Segment [Member]
Dec. 31, 2010
Corporate debt [Member]
Communications [Member]
Amortized Cost [Member]
Investment Segment [Member]
Dec. 31, 2011
Corporate debt [Member]
Communications [Member]
Fair Value [Member]
Investment Segment [Member]
Dec. 31, 2010
Corporate debt [Member]
Communications [Member]
Fair Value [Member]
Investment Segment [Member]
Dec. 31, 2011
Corporate debt [Member]
Consumer, cyclical [Member]
Amortized Cost [Member]
Investment Segment [Member]
Dec. 31, 2010
Corporate debt [Member]
Consumer, cyclical [Member]
Amortized Cost [Member]
Investment Segment [Member]
Dec. 31, 2011
Corporate debt [Member]
Consumer, cyclical [Member]
Fair Value [Member]
Investment Segment [Member]
Dec. 31, 2010
Corporate debt [Member]
Consumer, cyclical [Member]
Fair Value [Member]
Investment Segment [Member]
Dec. 31, 2011
Corporate debt [Member]
Financial [Member]
Amortized Cost [Member]
Investment Segment [Member]
Dec. 31, 2010
Corporate debt [Member]
Financial [Member]
Amortized Cost [Member]
Investment Segment [Member]
Dec. 31, 2011
Corporate debt [Member]
Financial [Member]
Fair Value [Member]
Investment Segment [Member]
Dec. 31, 2010
Corporate debt [Member]
Financial [Member]
Fair Value [Member]
Investment Segment [Member]
Dec. 31, 2011
Corporate debt [Member]
Utilities [Member]
Amortized Cost [Member]
Investment Segment [Member]
Dec. 31, 2010
Corporate debt [Member]
Utilities [Member]
Amortized Cost [Member]
Investment Segment [Member]
Dec. 31, 2011
Corporate debt [Member]
Utilities [Member]
Fair Value [Member]
Investment Segment [Member]
Dec. 31, 2010
Corporate debt [Member]
Utilities [Member]
Fair Value [Member]
Investment Segment [Member]
Dec. 31, 2011
Corporate debt [Member]
Sovereign debt [Member]
Amortized Cost [Member]
Investment Segment [Member]
Dec. 31, 2010
Corporate debt [Member]
Sovereign debt [Member]
Amortized Cost [Member]
Investment Segment [Member]
Dec. 31, 2011
Corporate debt [Member]
Sovereign debt [Member]
Fair Value [Member]
Investment Segment [Member]
Dec. 31, 2010
Corporate debt [Member]
Sovereign debt [Member]
Fair Value [Member]
Investment Segment [Member]
Dec. 31, 2011
Mortgage-backed securities [Member]
Financial [Member]
Amortized Cost [Member]
Investment Segment [Member]
Dec. 31, 2010
Mortgage-backed securities [Member]
Financial [Member]
Amortized Cost [Member]
Investment Segment [Member]
Dec. 31, 2011
Mortgage-backed securities [Member]
Financial [Member]
Fair Value [Member]
Investment Segment [Member]
Dec. 31, 2010
Mortgage-backed securities [Member]
Financial [Member]
Fair Value [Member]
Investment Segment [Member]
Jun. 30, 2012
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Investment Segment [Member]
Dec. 31, 2011
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Investment Segment [Member]
Dec. 31, 2010
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Investment Segment [Member]
Jun. 30, 2012
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Equity securities [Member]
Investment Segment [Member]
Dec. 31, 2011
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Equity securities [Member]
Investment Segment [Member]
Dec. 31, 2010
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Equity securities [Member]
Investment Segment [Member]
Jun. 30, 2012
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Equity securities [Member]
Communications [Member]
Investment Segment [Member]
Dec. 31, 2011
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Equity securities [Member]
Communications [Member]
Investment Segment [Member]
Dec. 31, 2010
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Equity securities [Member]
Communications [Member]
Investment Segment [Member]
Jun. 30, 2012
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Equity securities [Member]
Consumer, non-cyclical [Member]
Investment Segment [Member]
Dec. 31, 2011
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Equity securities [Member]
Consumer, non-cyclical [Member]
Investment Segment [Member]
Dec. 31, 2010
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Equity securities [Member]
Consumer, non-cyclical [Member]
Investment Segment [Member]
Jun. 30, 2012
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Equity securities [Member]
Consumer, cyclical [Member]
Investment Segment [Member]
Dec. 31, 2011
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Equity securities [Member]
Consumer, cyclical [Member]
Investment Segment [Member]
Dec. 31, 2010
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Equity securities [Member]
Consumer, cyclical [Member]
Investment Segment [Member]
Jun. 30, 2012
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Equity securities [Member]
Basic materials [Member]
Investment Segment [Member]
Dec. 31, 2011
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Equity securities [Member]
Basic materials [Member]
Investment Segment [Member]
Dec. 31, 2010
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Equity securities [Member]
Basic materials [Member]
Investment Segment [Member]
Jun. 30, 2012
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Equity securities [Member]
Energy sector [Member]
Investment Segment [Member]
Dec. 31, 2011
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Equity securities [Member]
Energy sector [Member]
Investment Segment [Member]
Dec. 31, 2010
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Equity securities [Member]
Energy sector [Member]
Investment Segment [Member]
Jun. 30, 2012
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Equity securities [Member]
Financial [Member]
Investment Segment [Member]
Dec. 31, 2011
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Equity securities [Member]
Financial [Member]
Investment Segment [Member]
Dec. 31, 2010
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Equity securities [Member]
Financial [Member]
Investment Segment [Member]
Dec. 31, 2011
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Equity securities [Member]
Index [Member]
Investment Segment [Member]
Dec. 31, 2010
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Equity securities [Member]
Index [Member]
Investment Segment [Member]
Jun. 30, 2012
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Equity securities [Member]
Industrial [Member]
Investment Segment [Member]
Dec. 31, 2011
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Equity securities [Member]
Industrial [Member]
Investment Segment [Member]
Dec. 31, 2010
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Equity securities [Member]
Industrial [Member]
Investment Segment [Member]
Jun. 30, 2012
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Equity securities [Member]
Technology [Member]
Investment Segment [Member]
Dec. 31, 2011
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Equity securities [Member]
Technology [Member]
Investment Segment [Member]
Dec. 31, 2010
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Equity securities [Member]
Technology [Member]
Investment Segment [Member]
Jun. 30, 2012
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Equity securities [Member]
Funds [Member]
Investment Segment [Member]
Dec. 31, 2011
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Equity securities [Member]
Funds [Member]
Investment Segment [Member]
Dec. 31, 2010
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Equity securities [Member]
Funds [Member]
Investment Segment [Member]
Jun. 30, 2012
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Corporate debt [Member]
Investment Segment [Member]
Dec. 31, 2011
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Corporate debt [Member]
Investment Segment [Member]
Dec. 31, 2010
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Corporate debt [Member]
Investment Segment [Member]
Jun. 30, 2012
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Corporate debt [Member]
Communications [Member]
Investment Segment [Member]
Dec. 31, 2011
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Corporate debt [Member]
Communications [Member]
Investment Segment [Member]
Dec. 31, 2010
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Corporate debt [Member]
Communications [Member]
Investment Segment [Member]
Jun. 30, 2012
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Corporate debt [Member]
Consumer, cyclical [Member]
Investment Segment [Member]
Dec. 31, 2011
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Corporate debt [Member]
Consumer, cyclical [Member]
Investment Segment [Member]
Dec. 31, 2010
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Corporate debt [Member]
Consumer, cyclical [Member]
Investment Segment [Member]
Jun. 30, 2012
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Corporate debt [Member]
Financial [Member]
Investment Segment [Member]
Dec. 31, 2011
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Corporate debt [Member]
Financial [Member]
Investment Segment [Member]
Dec. 31, 2010
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Corporate debt [Member]
Financial [Member]
Investment Segment [Member]
Jun. 30, 2012
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Corporate debt [Member]
Sovereign debt [Member]
Investment Segment [Member]
Dec. 31, 2011
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Corporate debt [Member]
Sovereign debt [Member]
Investment Segment [Member]
Dec. 31, 2010
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Corporate debt [Member]
Sovereign debt [Member]
Investment Segment [Member]
Jun. 30, 2012
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Mortgage-backed securities [Member]
Financial [Member]
Investment Segment [Member]
Dec. 31, 2011
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Mortgage-backed securities [Member]
Financial [Member]
Investment Segment [Member]
Dec. 31, 2010
Fair Value, Measurements, Recurring [Member]
Estimate of Fair Value, Fair Value Disclosure [Member]
Mortgage-backed securities [Member]
Financial [Member]
Investment Segment [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]                                                                                                                                                                                                                                                                                                            
Trading securities                                           $ 6,672 $ 6,027 $ 7,605 $ 6,451 $ 2,203 $ 2,169 $ 2,593 $ 1,945 $ 1,642 $ 1,833 $ 1,804 $ 2,234 $ 822 [1] $ 595 [1] $ 754 [1] $ 614 [1] $ 129 $ 0 $ 128 $ 0 $ 1,194 $ 757 $ 1,673 $ 858 $ 320 $ 100 $ 263 $ 137 $ 0 $ 9 $ 0 $ 0 $ 22 $ 94 $ 32 $ 115 $ 169 $ 313 $ 254 $ 405 $ 171 $ 157 $ 104 $ 143         $ 749 $ 592 $ 676 $ 490 $ 89 $ 0 $ 84 $ 0 $ 516 $ 544 $ 439 $ 485 $ 94 $ 48 $ 109 $ 5 $ 40 $ 0 $ 34 $ 0 $ 10 $ 0 $ 10 $ 0 $ 176 $ 144 $ 167 $ 206       $ 4,407 $ 7,605 $ 6,451 $ 331 $ 2,593 $ 1,945 $ 1,523 $ 1,804 $ 2,234 $ 804 $ 754 [1] $ 614 [1] $ 81 $ 128 $ 0 $ 881 $ 1,673 $ 858 $ 228 $ 263 $ 137     $ 0 $ 32 $ 115 $ 253 $ 254 $ 405 $ 216 $ 0   $ 411 $ 676 $ 490 $ 0 $ 84 $ 0 $ 287 $ 439 $ 485 $ 94 $ 109 $ 5 $ 3 $ 10 $ 0 $ 164 $ 167 $ 206
Investments 5,386 8,938 7,470 4,982 8,448 7,426                       7,597 6,763 8,448 7,147                                                                                                                                                         4,982 8,448 7,147                                                                                                    
Derivative Assets                                   0 [2] 15 [2] 3 [2] 6 [2]                                                                                                                                                         0 [2] 3 [2] 6 [2]                                                                                                    
Assets, Fair Value Disclosure                                   7,597 6,778 8,451 7,153                                                                                                                                                         4,982 8,451 7,153                                                                                                    
Securities sold, not yet purchased, at fair value 548 4,476 1,219 548 4,476 1,219                       4,610 1,003 4,476 1,219                         0 305 0 356                 0 51 0 58 0 9 0 5                         4,610 638 4,476 800                                                               548 4,476 1,219             294 0 356       46 0     0 58 0 5             208 4,476 800                                    
Derivative Liabilities                                   0 [3] 24 [3] 42 [3] 60 [3]                                                                                                                                                         92 [3] 42 [3] 60 [3]                                                                                                    
Liabilities, Fair Value                                   4,610 1,027 4,518 1,279                                                                                                                                                         640 4,518 1,279                                                                                                    
Fair value of equity method investment under fair value option       746 217                                                                                                                                                                                                                                                                                                  
Fair value option, recorded gains                     46 14 167 21 73 (23) 5                                                                                                                                                                                                                                                                          
Investment Owned, Balance, Shares               7,130,563 7,130,563 17,174,706                                                                                                                                                                                                                                                                                        
Fair value option investment ownership percentage               16.00% 16.00% 24.00%                                                                                                                                                                                                                                                                                        
Liabilities, decrease from deconsolidation             146                                                                                                                                                                                                                                                                                              
Increased equity attributable to non-controlling interests             $ 146                                                                                                                                                                                                                                                                                              
[1] We consolidated the financial results of Tropicana effective November 15, 2010. As a result, we eliminated our investment in Tropicana at December 31, 2010. As of April 29, 2011, our Investment segment no longer held an investment in Tropicana common stock. See Note 3, "Operating Units-Gaming," for further discussion regarding the history of the Investment Funds' investment in Tropicana.
[2] Included in other assets in our consolidated balance sheets.
[3] Included in accrued expenses and other liabilities in our consolidated balance sheets.