Financial Instruments Owned And Financial Instruments Sold, But Not Yet Purchased (Tables)

12 Months Ended

Dec. 31, 2015

Trading Securities Balance Sheet Reported Amounts [Abstract]

Components Of Trading Securities Owned And Trading Securities Sold, But Not Yet Purchased

The components of financial instruments owned and financial instruments sold, but not yet purchased, at December 31, 2015 and 2014 are as follows (in thousands):

	December 31,
	2015		2014
Financial instruments owned:
U.S. government securities	$	45,167	$	58,992
U.S. government agency securities		116,949		101,439
Mortgage-backed securities:
Agency		205,473		159,057
Non-agency		33,319		13,366
Corporate securities:
Fixed income securities		203,910		245,909
Equity securities		31,642		77,548
State and municipal securities		112,983		130,544
	$	749,443	$	786,855
Financial instruments sold, but not yet purchased:
U.S. government securities	$	186,030	$	146,592
U.S. government agency securities		—		10,029
Mortgage-backed securities:
Agency		50,830		28,067
Non-agency		—		4,556
Corporate securities:
Fixed income securities		255,700		293,008
Equity securities		29,184		105,013
	$	521,744	$	587,265