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

3 Months Ended

Mar. 31, 2016

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 March 31, 2016 and December 31, 2015 are as follows (in thousands):

	March 31, 2016		December 31, 2015
Financial instruments owned:
U.S. government securities	$	38,165	$	45,167
U.S. government agency securities		71,900		116,949
Mortgage-backed securities:
Agency		267,056		205,473
Non-agency		33,774		33,319
Corporate securities:
Fixed income securities		340,946		203,910
Equity securities		75,837		31,642
State and municipal securities		201,103		112,983
	$	1,028,781	$	749,443
Financial instruments sold, but not yet purchased:
U.S. government securities	$	257,214	$	186,030
Agency mortgage-backed securities		86,624		50,830
Corporate securities:
Fixed income securities		302,961		255,700
Equity securities		27,999		29,184
State and municipal securities		43		—
	$	674,841	$	521,744