Condensed Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Cash flows from operating activities
Net income for the period	$ (6,792)	$ (12,467)
Adjustments to reconcile net income to net cash provided by operating activities
Payment of taxes due for share-based awards	(2,074)	0
Depreciation and amortization of office facilities and leasehold improvements	5,787	7,434
Deferred income taxes	6,423	13,862
Amortization of notes receivable	12,393	14,086
Amortization of debt issuance costs	408	479
Write-off of debt issuance costs	588	0
Amortization of mortgage servicing rights	2,025	1,120
Provision for credit losses	28	178
Share-based compensation	3,682	3,966
Decrease (increase) in operating assets:
Cash and securities segregated for regulatory and other purposes	17,217	(3,569)
Deposits with clearing organizations	(7,932)	900
Receivable from brokers, dealers and clearing organizations	(16,070)	84,192
Receivable from customers	(14,292)	(55,670)
Income tax receivable	(1,239)	(5,701)
Securities purchased under agreements to resell	(65,175)	0
Securities owned	49,316	(322,727)
Notes receivable	(9,315)	(9,875)
Loans held for sale	55,894	(42,883)
Mortgage servicing rights less amortization	(2,642)	(2,258)
Other assets	31,644	(14,407)
Increase (decrease) in operating liabilities:
Drafts payable	(23,882)	(20,421)
Payable to brokers, dealers and clearing organizations	(18,365)	61,725
Payable to customers	62,799	(1,467)
Securities sold under agreements to repurchase	(69,181)	238,462
Securities sold, but not yet purchased	51,948	69,615
Accrued compensation	(40,574)	(17,340)
Accounts payable and other liabilities	(22,466)	10,780
Cash provided by operating activities	13,737	22,948
Cash flows from investing activities
Purchase of office facilities	(3,366)	(12,642)
Cash used in investing activities	(3,366)	(12,642)
Cash flows from investing activities
Cash dividends paid on Class A non-voting and Class B voting common stock	(4,483)	(4,494)
Issuance of Class A non-voting common stock	185	85
Repurchase of Class A non-voting common stock for cancellation	0	(2,314)
Tax benefit (deficiency) from share-based awards	1,275	(92)
Redemption of senior secured notes	(45,000)	0
Increase (decrease) in bank call loans, net	17,300	(33,500)
Cash used in financing activities	(30,723)	(40,315)
Net decrease in cash and cash equivalents	(20,352)	(30,009)
Cash and cash equivalents, beginning of period	98,294	135,366
Cash and cash equivalents, end of period	77,942	105,357
Schedule of non-cash financing activities
Employee share plan issuance	2,014	1,492
Supplemental disclosure of cash flow information
Cash paid during the period for interest	11,400	14,993
Cash paid during the period for income taxes, net of refunds	$ 4,103	$ 4,446