CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
Cash flows from operating activities:
Net income	$ 7,894	$ 4,418
Adjustments to reconcile net income to net cash provided by operating activities:
Benefit from deferred income taxes	(211)	(113)
Share-based compensation	1,849	1,443
Depreciation and amortization	293	265
Net (gains)/losses on investments	(254)	151
Net (income)/loss from equity method investments	(102)	74
Amortization of bond premiums	6	10
Excess income tax benefit from share-based compensation	(3,549)	(1,314)
Income tax benefit from dividends paid on unvested shares	(37)	(30)
(Increase)/decrease in operating assets:
Accounts receivable	(2,775)	1,303
Prepaid and other current assets	(2,004)	(2,131)
Trading securities	1,185
Increase/(decrease) in operating liabilities:
Accounts payable and accrued liabilities	(54)	248
Accrued compensation and benefits	4,290	2,948
Income taxes payable	1,466	695
Deferred rent	266	(41)
Net cash provided by operating activities	8,263	7,926
Cash flows from investing activities:
Proceeds from/(investments in) available-for-sale securities, net	1,974	(14)
Proceeds from equity method investments	1,000
Capital expenditures	(1,186)	(147)
Security deposits	(34)	(1)
Net cash provided by/(used in) investing activities	1,754	(162)
Cash flows from financing activities:
Dividends	(1,895)	(1,404)
Repurchase of common shares, net	(129)	(1,588)
Excess income tax benefit from share-based compensation	3,549	1,314
Income tax benefit from dividends paid on unvested shares	37	30
Proceeds from stock option exercises	367	71
Net cash provided by/(used in) financing activities	1,929	(1,577)
Net increase in cash and cash equivalents during period	11,946	6,187
Cash and cash equivalents at beginning of period	24,528	29,128
Cash and cash equivalents at end of period	36,474	35,315
Supplemental disclosure of cash flow information:
Cash paid for income taxes	6,501	4,942
Supplemental disclosures of non-cash investing activities:
Net change in unrealized gains/(losses) on available-for-sale securities, net of tax-(Note 8)	$ 29	$ (330)