Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Apr. 30, 2012	Apr. 30, 2011	Apr. 30, 2010
Cash flows from operating activities:
Net income (loss)	$ 6,925	$ 37,782	$ (23,188)
Adjustments to reconcile net income to net cash provided (used) by operating activities:
Depreciation and amortization	724	593	726
Amortization of bond premium		13	1,042
Gain on deconsolidation of subsidiaries		(50,510)
Post-employment non-cash compensation		1,770
Non-voting revenues interest in EAM Trust	(5,684)	(2,187)
Non-voting profits interest in EAM Trust	(206)	(168)
Realized and unrealized losses on securities available-for-sale	11	63	(42)
Deferred income taxes	4,288	23,738	(8,165)
Expenses for operating lease exit obligation		914
Writedown of software			727
Changes in operating assets and liabilities:
Proceeds from sales of trading securities			16,840
Unearned revenue	(1,006)	(176)	(1,820)
Reserve for settlement	(1,189)	(2,783)	4,247
Operating lease exit obligation	(439)
Accounts payable & accrued expenses	(1,154)	(1,524)	2,117
Accrued salaries	195	(318)	(87)
Accrued taxes on income	(60)	91	388
Prepaid and refundable income taxes	(720)	1,970	(2,086)
Prepaid expenses and other current assets	(43)	(35)	179
Accounts receivable	697	82	672
Receivable from affiliates	37	1,345	(208)
Total adjustments	(4,549)	(27,122)	14,530
Net cash provided (used) by operating activities	2,376	10,660	(8,658)
Purchases/sales of securities classified as available-for-sale:
Maturities and sales of fixed income securities	11,196	38,021	69,941
Proceeds from sales of equity securities	89
Purchases of fixed income securities		(27,310)	(48,039)
Purchases of equity securities	(2,468)	(1,360)
Cash contribution to deconsolidated subsidiary capital		(5,484)
Distributions received from EAM Trust	5,876	1,793
Acquisition of property and equipment	(48)	(106)	(81)
Expenditures for capitalized software	(3,383)	(1,801)	(736)
Net cash provided by investing activities	11,262	3,753	21,085
Cash flows from financing activities:
Purchase of treasury stock at cost	(946)	(90)
Dividends paid	(7,452)	(23,956)	(38,928)
Net cash used by financing activities	(8,398)	(24,046)	(38,928)
Net change in cash and cash equivalents	5,240	(9,633)	(26,501)
Cash and cash equivalents at beginning of year	6,802	16,435	42,936
Cash and cash equivalents at end of year	$ 12,042	$ 6,802	$ 16,435