Collateralized Transactions (Tables)

6 Months Ended

Jun. 30, 2015

Collateralized Transactions

Schedule of amounts related to collateralized transactions

	June 30,		December 31,
(In thousands)	2015		2014
Securities received as collateral:
Securities borrowed	$	652,620	$	470,553
Securities purchased under agreements to resell		31,038		31,472
	$	683,658	$	502,025

Schedule of financial instruments owned and pledged, where counterparty has right to repledge

	June 30,		December 31,
(In thousands)	2015		2014
Equities	$	376,583	$	219,159
Exchange traded notes		22,723		17,216
	$	399,306	$	236,375