Note 19 - Selected Quarterly Financial Data (Unaudited): (Detail) - Summarized Quarterly Financial Data: (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended			3 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2012 September 30 [Member]	Jun. 30, 2011 September 30 [Member]	Jun. 30, 2012 December 31 [Member]	Jun. 30, 2011 December 31 [Member]	Jun. 30, 2012 March 31 [Member]	Jun. 30, 2011 March 31 [Member]	Jun. 30, 2012 June 30 [Member]	Jun. 30, 2011 June 30 [Member]
2012
Direct finance and loan income	$ 23,638	$ 25,792	$ 26,786	$ 6,123	$ 5,905	$ 5,925	$ 6,542	$ 5,761	$ 6,906	$ 5,829	$ 6,439
Net direct finance, loan and interest income after provision for credit losses	20,724	21,154	21,572	5,241	4,708	5,117	5,177	5,125	5,775	5,241	5,494
Non-interest income	5,858	7,869	8,088	1,852	967	1,313	2,827	1,399	3,243	1,294	832
Net earnings	$ 8,903	$ 10,907	$ 11,127	$ 2,488	$ 1,661	$ 2,062	$ 3,105	$ 2,118	$ 3,657	$ 1,294	$ 2,484
Basic earnings per common share (in Dollars per share)	$ 0.85	$ 1.06	$ 1.09	$ 0.24	$ 0.16	$ 0.20	$ 0.30	$ 0.20	$ 0.36	$ 0.21	$ 0.24
Diluted earnings per common share (in Dollars per share)	$ 0.85	$ 1.05	$ 1.08	$ 0.24	$ 0.16	$ 0.20	$ 0.30	$ 0.20	$ 0.35	$ 0.21	$ 0.24
Dividends declared per common share (in Dollars per share)	$ 1.10	$ 1.00	$ 0.60			$ 1.10	$ 1.00