Note 7 - Allowance for Credit Losses - Allocation of the Allowance for Credit Losses (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Allowance for credit losses at beginning of year	$ 6,862	$ 6,456
Charge-off of leases	(168)	(1,120)
Recovery of lease amounts previously written off	203	51
Provision for credit losses	250	1,475
Allowance for credit losses at end of year	7,147	6,862
Allowance for lease losses			$ 1,943	$ 2,290
Allowance for loan losses			5,204	4,572
	$ 7,147	$ 6,862	$ 7,147	$ 6,862
Allowance for credit losses as percent of net investment in leases and loans before allowances			1.42%	1.06%
Net recoveries (charge-offs) as percent of average leases and loans			0.00%	0.20%