Note 12 - Share-based Compensation (Tables)

12 Months Ended

Jun. 30, 2016

MSU [Member]

Notes Tables

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]

	For the Fiscal Year Ended June 3 0 ,
	201 4
Expected dividend yield		0.00	%
Expected stock price volatility		0.86
Risk-free interest rate		0.64	%
20-day trading average stock price on grant date	$	3.98
Weighted-average per share grant date fair value	$	7.69

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]

	Fiscal Years Ended June 30,
	201 6			201 5			2014
Risk-free interest rate		1.40	%		1.70	%		1.50	%
Dividend yield		—			—			—
Expected volatility		.75			.82			.79
Expected life of options (years)		4.8			5.9			5.9
Fair value of options granted	$	1.26		$	1.65		$	2.47

Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]

				Weighted Average		Weighted-Average		Aggregate Intrinsic
	Number of			Exercise Price		Remaining Contractual		Value
	Stock Options			Per Option		Term			$(0000)
Balance at June 30, 2014		2,463,369		$	9.09
Granted		1,432,000			2.42
Exercised		—			—
Forfeited or expired		(531,252	)		13.37
Balance at June 30, 2015		3,364,117			5.58		7.9	$	-
Granted		1,636,667			2.17
Exercised		—			—
Forfeited or expired		(249,361	)		12.77
Balance at June 30, 2016		4,751,423		$	4.07		6.6	$	-

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

			June 30, 201 6
			Outstanding						Exercisable
					Weighted Average
			Number of		Remaining		Weighted Average		Number of		Weighted Average
Exercise Prices			Shares		Contractual Life		Exercise Price		Shares		Exercise Price
					(In Years)
$1.37	—	$2.40		1,948,647		8.03	$	2.17		465,007	$	2.38
$2.47	—	$2.85		1,257,500		5.63		2.56		201,250		2.75
$3.14	—	$4.24		1,299,090		6.04		4.07		1,196,590		4.06
$6.11	—	$39.60		246,186		3.76		26.81		216,186		29.64
				4,751,423		6.63	$	4.07		2,079,033	$	6.22

Nonvested Restricted Stock Shares Activity [Table Text Block]

			Weighted-Average
			Grant Date
	Shares		Fair Value
Outstanding at June 30, 2014		8,750	$	3.93
Granted		—		—
Forfeited		—		—
Outstanding at June 30, 2015		8,750		3.93
Granted		—		—
Forfeited		—		—
Outstanding at June 30, 2016		8,750	$	3.93

Schedule of Nonvested Performance-based Units Activity [Table Text Block]

	Shares			Weighted Average Grant Date Fair Value
Outstanding at June 30, 2014		189,427		$	3.94
Awarded		47,500			2.41
Released		(80,144	)		3.94
Forfeited		(60,202	)		3.87
Unvested at June 30, 2015		96,581			3.23
Awarded		2,500			2.49
Released		(43,541	)		2.44
Forfeited		(6,334	)		2.41
Outstanding at June 30, 2016		49,206		$	4.00