XML 78 R62.htm IDEA: XBRL DOCUMENT v3.3.1.900
Fair Value Measurements - Financial Instruments Not Measured at Fair Value (Detail) - USD ($)
$ in Thousands
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Financial Assets:        
Cash and cash equivalents $ 1,132,083 $ 1,066,580 $ 841,482 $ 850,190
Deposits with banks and short-term investments 389,861 207,760    
Cash deposited with clearing organizations and other segregated cash 34,948 43,290    
Interest-bearing financing receivables 81,774 86,221    
Financial Liabilities:        
Deposits and other customer payables 506,665 316,601    
Senior debt 998,350 1,048,350    
Carrying Value [Member]        
Financial Assets:        
Cash and cash equivalents 1,132,083 1,066,580    
Deposits with banks and short-term investments 389,861 207,760    
Cash deposited with clearing organizations and other segregated cash 34,948 43,290    
Interest-bearing financing receivables 81,774 86,221    
Interest-bearing deposits (included within investments) 54,885 84,575    
Financial Liabilities:        
Deposits and other customer payables 506,665 316,601    
Senior debt 998,350 1,048,350    
Fair Value [Member]        
Financial Assets:        
Cash and cash equivalents 1,132,083 1,066,580    
Deposits with banks and short-term investments 389,861 207,760    
Cash deposited with clearing organizations and other segregated cash 34,948 43,290    
Interest-bearing financing receivables 82,573 88,499    
Interest-bearing deposits (included within investments) 54,885 84,575    
Financial Liabilities:        
Deposits and other customer payables 506,665 316,601    
Senior debt 993,999 1,134,834    
Fair Value [Member] | Level 1 [Member]        
Financial Assets:        
Cash and cash equivalents 1,132,083 1,066,580    
Deposits with banks and short-term investments 389,861 207,760    
Cash deposited with clearing organizations and other segregated cash 34,948 43,290    
Interest-bearing deposits (included within investments) 54,885 84,575    
Financial Liabilities:        
Deposits and other customer payables 506,665 316,601    
Fair Value [Member] | Level 2 [Member]        
Financial Liabilities:        
Senior debt 993,999 1,134,834    
Fair Value [Member] | Level 3 [Member]        
Financial Assets:        
Interest-bearing financing receivables $ 82,573 $ 88,499