Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Operating activities:
Consolidated net income	$ 13,618	$ 16,136
Non-cash items included in consolidated net income:
Depreciation and amortization	1,727	1,971
Net investment (gains) losses	2,081	(6,356)
Restricted stock units recognized and common stock issued	15,071	14,219
Deferred taxes	2,043	6,660
Deferred gain on sale of certain merchant banking assets	(49)	(65)
Changes in operating assets and liabilities:
Advisory fees receivable	(1,469)	(2,822)
Other receivables and assets	(494)	22
Compensation payable	(10,612)	(22,401)
Accounts payable and accrued expenses	1,714	4,029
Increase (Decrease) in Income Taxes Payable	(7,447)	(5,146)
Net cash provided by operating activities	16,183	6,247
Investing activities:
Purchases of investments	0	(5,908)
Proceeds from sales of investments	5,623	7,409
Distributions from investments	186	215
Purchases of property and equipment	(272)	(887)
Net cash provided by investing activities	5,537	829
Financing activities:
Proceeds from revolving bank loan	31,350	18,010
Repayment of revolving bank loan	(34,025)	(19,070)
Distributions to noncontrolling interests	(161)	0
Dividends paid	(14,082)	(14,548)
Purchase of treasury stock	(20,486)	(9,378)
Net tax benefit (cost) from the delivery of restricted stock units and payment of dividend equivalents	(203)	(3,602)
Net cash used in financing activities	(37,607)	(28,588)
Effect of exchange rate changes on cash and cash equivalents	(485)	1,494
Net decrease in cash and cash equivalents	(16,372)	(20,018)
Cash and cash equivalents, beginning of year	50,324	62,050
Cash and cash equivalents, end of year	33,952	42,032
Supplemental disclosure of cash flow information:
Cash paid for interest	170	293
Cash paid for taxes, net of refunds	$ 13,797	$ 6,147