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

6 Months Ended

Jun. 30, 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 June 30, 2016 and December 31, 2015 are as follows (in thousands):

	June 30, 2016		December 31, 2015
Financial instruments owned:
U.S. government securities	$	11,258	$	45,167
U.S. government agency securities		210,849		116,949
Mortgage-backed securities:
Agency		209,021		205,473
Non-agency		28,954		33,319
Corporate securities:
Fixed income securities		278,643		203,910
Equity securities		125,446		31,642
State and municipal securities		222,275		112,983
	$	1,086,446	$	749,443
Financial instruments sold, but not yet purchased:
U.S. government securities	$	271,337	$	186,030
Agency mortgage-backed securities		75,289		50,830
Corporate securities:
Fixed income securities		210,586		255,700
Equity securities		58,429		29,184
State and municipal securities		21		—
	$	615,662	$	521,744