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

9 Months Ended

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

	September 30, 2016		December 31, 2015
Financial instruments owned:
U.S. government securities	$	19,616	$	45,167
U.S. government agency securities		226,632		116,949
Mortgage-backed securities:
Agency		295,666		205,473
Non-agency		35,369		33,319
Corporate securities:
Fixed income securities		271,785		203,910
Equity securities		27,995		31,642
State and municipal securities		271,722		112,983
	$	1,148,785	$	749,443
Financial instruments sold, but not yet purchased:
U.S. government securities	$	319,219	$	186,030
Agency mortgage-backed securities		116,506		50,830
Corporate securities:
Fixed income securities		207,080		255,700
Equity securities		22,905		29,184
State and municipal securities		47		—
	$	665,757	$	521,744