Related Party

6 Months Ended

Jun. 30, 2011

Related Party [Abstract]

Related Party

7. Related Party

The Company generates commissions, technology products and services revenues, information and user access fees, investment income and other income and related accounts receivable balances from the Stockholder Broker-Dealer Client or its affiliates. In addition, the Stockholder Broker-Dealer Client acts in an investment advisory, custodial and cash management capacity for the Company. The Company incurs bank fees in connection with these arrangements. The Company also maintained an account with and paid commissions to the Stockholder Broker-Dealer Client in connection with a 2010 share repurchase program. As of the dates and for the periods indicated below, the Company had the following balances and transactions with the Stockholder Broker-Dealer Client or its affiliates:

	As of
	June 30, 2011		December 31, 2010
	(In thousands)
Cash and cash equivalents	$	124,585	$	110,642
Securities and cash provided as collateral		4,063		4,049
Accounts receivable		1,713		829
Accounts payable		15		66

	Three Months Ended June 30,				Six Months Ended June 30,
	2011		2010		2011		2010
	(In thousands)
Commissions	$	1,503	$	1,381	$	3,223	$	2,738
Technology products and services		45		5		45		11
Information and user access fees		46		22		93		53
Investment income		22		22		47		35
Other income		17		15		33		31
General and administrative		20		17		40		44