v2.3.0.11
Fair Value Disclosures (Narrative) (Details) (USD $)
3 Months Ended 6 Months Ended 3 Months Ended 6 Months Ended 3 Months Ended 6 Months Ended 3 Months Ended 6 Months Ended 3 Months Ended 6 Months Ended 6 Months Ended
Jun. 30, 2010
Jun. 30, 2010
Jun. 30, 2011
Dec. 31, 2010
Jun. 30, 2011
Private Equity Funds [Member]
Jun. 30, 2011
Real Estate Funds [Member]
Jun. 30, 2011
Hedge Funds [Member]
Long-Short Equity Hedge Funds [Member]
Jun. 30, 2011
Hedge Funds [Member]
Fixed Income/Credit-Related Hedge Funds [Member]
Jun. 30, 2011
Hedge Funds [Member]
Event-Driven Hedge Funds [Member]
Jun. 30, 2011
Hedge Funds [Member]
Multi-Strategy Hedge Funds [Member]
Jun. 30, 2011
Fair Value, Measurements, Recurring [Member]
Assets [Member]
Dec. 31, 2010
Fair Value, Measurements, Recurring [Member]
Assets [Member]
Jun. 30, 2011
Fair Value, Measurements, Recurring [Member]
Assets [Member]
Financial Instruments Owned [Member]
Derivatives And Other Contracts [Member]
Jun. 30, 2011
Fair Value, Measurements, Recurring [Member]
Assets [Member]
Financial Instruments Owned [Member]
Derivatives And Other Contracts [Member]
Jun. 30, 2010
Fair Value, Measurements, Recurring [Member]
Assets [Member]
Financial Instruments Owned [Member]
Derivatives And Other Contracts [Member]
Jun. 30, 2011
Fair Value, Measurements, Recurring [Member]
Liabilities [Member]
Financial Instruments Sold, Not Yet Purchased [Member]
Derivatives And Other Contracts [Member]
Jun. 30, 2010
Fair Value, Measurements, Recurring [Member]
Liabilities [Member]
Financial Instruments Sold, Not Yet Purchased [Member]
Derivatives And Other Contracts [Member]
Jun. 30, 2011
Fair Value, Measurements, Recurring [Member]
Liabilities [Member]
Financial Instruments Sold, Not Yet Purchased [Member]
Derivatives And Other Contracts [Member]
Jun. 30, 2010
Fair Value, Measurements, Recurring [Member]
Liabilities [Member]
Financial Instruments Sold, Not Yet Purchased [Member]
Derivatives And Other Contracts [Member]
Jun. 30, 2011
Fair Value, Measurements, Recurring [Member]
Financial Instruments Owned [Member]
Corporate And Other Debt [Member]
Jun. 30, 2010
Fair Value, Measurements, Recurring [Member]
Financial Instruments Owned [Member]
Corporate And Other Debt [Member]
Jun. 30, 2011
Fair Value, Measurements, Recurring [Member]
Financial Instruments Owned [Member]
Corporate And Other Debt [Member]
Jun. 30, 2010
Fair Value, Measurements, Recurring [Member]
Financial Instruments Owned [Member]
Corporate And Other Debt [Member]
Jun. 30, 2010
Fair Value, Measurements, Recurring [Member]
Financial Instruments Owned [Member]
Corporate Equities [Member]
Jun. 30, 2010
Fair Value, Measurements, Recurring [Member]
Financial Instruments Owned [Member]
Corporate Equities [Member]
Jun. 30, 2011
Revel Entertainment Group, LLC [Member]
Fair Value, Assets And Liabilities Measured On Nonrecurring Basis [Member]
Jun. 30, 2010
Revel Entertainment Group, LLC [Member]
Fair Value, Assets And Liabilities Measured On Nonrecurring Basis [Member]
Jun. 30, 2010
Revel Entertainment Group, LLC [Member]
Dec. 31, 2010
Revel Entertainment Group, LLC [Member]
Reclassification from level 3 to level 2                                       $ 1,200,000,000 $ 1,900,000,000 $ 1,800,000,000 $ 1,400,000,000            
Reclassification from level 2 to level 3                                       800,000,000 600,000,000 600,000,000 800,000,000            
Fair value amount of funds that will be liquidated in the next five years, percentage         7.00% 18.00%                                              
Fair value amount of funds that will be liquidated between five to ten years, percentage         32.00% 35.00%                                              
Fair value amount of funds that have a remaining life of greater than ten years, percentage         61.00% 47.00%                                              
Investments that cannot be redeemed due to certain initial period lock-up restrictions, percentage             12.00% 36.00% 34.00% 76.00%                                      
Investments that cannot be redeemed due to exit restriction imposed by the hedge fund manager, percentage             26.00%     9.00%                                      
Amount of carrying value of long-term borrowings exceeding fair value     1,000,000,000 1,800,000,000                                                  
Loss on the write-down of Revel Entertainment Group 19,000,000 951,000,000                                                   951,000,000  
Fair value of discontinued operations                                                     240,000,000   28,000,000
Amount of assets (liabilities) reclassified from level 2 to level 1                         900,000,000 1,100,000,000 1,800,000,000 1,300,000,000 1,500,000,000 900,000,000 1,900,000,000         500,000,000 1,100,000,000        
Amount of assets (liabilities) reclassified from level 1 to level 2                                               1,000,000,000          
Investments     9,020,000,000 9,752,000,000             9,020,000,000 9,752,000,000                                  
Fair value of liabilities                                                   $ 0 $ 0