Receivables From And Payables To Brokers, Dealers And Clearing Organizations (Tables)

9 Months Ended

Sep. 30, 2012

Receivables From And Payables To Brokers, Dealers And Clearing Organizations [Abstract]

Amounts Receivable From Brokers, Dealers, And Clearing Organizations

	September 30,		December 31,
	2012		2011
Deposits paid for securities borrowed	$	173,434	$	193,509
Receivable from clearing organizations		7,984		43,642
Securities failed to deliver		31,329		15,485
	$	212,747	$	252,636

Amounts Payable To Brokers, Dealers, And Clearing Organizations

	September 30,		December 31,
	2012		2011
Deposits received for securities loaned	$	89,634	$	124,711
Payable to clearing organizations		8,664		3,984
Securities failed to receive		25,783		11,216
	$	124,081	$	139,911