Note 14 - Capital Structure and Stock-based Compensation (Tables)

12 Months Ended

Jun. 30, 2016

Notes Tables

Schedule of Stock Options Roll Forward [Table Text Block]

	June 30,
	2016				2015				2014
			Weighted				Weighted					Weighted
			Average				Average					Average
	Shares		Exercise Price		Shares		Exercise Price		Shares			Exercise Price
Options outstanding at beginning of period		10,000	$	16.00		10,000	$	16.00		22,697		$	13.91
Exercised		-		-		-		-		(12,697	)		12.26
Granted		-		-		-		-		-			-
Options outstanding at end of period		10,000	$	16.00		10,000	$	16.00		10,000		$	16.00
Options exercisable at end of period		6,000				4,000				2,000
Shares available for issuance		2,219,845				2,115,246				2,010,647

Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table Text Block]

As of June 30, 2016

Options Outstanding

Options Exercisable

Weighted Average

Range of

Number

Remaining Contractual

Weighted Average

Number

Weighted Average

Exercise prices

Outstanding

Life (in years)

Exercise Price

Exercisable

Exercise Price

$16.00

-

$16.00

10,000

6.08

$

16.00

6,000

$

16.00