Note 5 - Restructuring Costs (Details) - Restructuring Expenses (USD $) In Thousands, unless otherwise specified	12 Months Ended			36 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2013
Restructuring Cost and Reserve [Line Items]
Restructuring Program	$ 9,918	$ 234	$ 1,082	$ 10,369
Severance and Employee Benefits [Member] | Additional Charges [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Program	1,080	21	5,462
Severance and Employee Benefits [Member] | Impact of Foreign Currency [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Program			(28)
Severance and Employee Benefits [Member] | Payments [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Program	(1,080)	(21)	(5,434)
Severance and Employee Benefits [Member] | Program Charges to Date [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Program	1,080	130	5,462
Severance and Employee Benefits [Member] | Restructuring Program 2013 [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Program	1,080
Severance and Employee Benefits [Member] | Restructuring Program 2012 [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Program		130
Severance and Employee Benefits [Member] | Restructuring Program 2011 [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Program			5,602
Other Miscellaneous Expense [Member] | Beginning Balance [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Program		117
Other Miscellaneous Expense [Member] | Additional Charges [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Program		(117)	774
Other Miscellaneous Expense [Member] | Payments [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Program			(774)
Other Miscellaneous Expense [Member] | Program Charges to Date [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Program		8	774
Other Miscellaneous Expense [Member] | Restructuring Program 2012 [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Program		8
Other Miscellaneous Expense [Member] | Restructuring Program 2011 [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Program			794
Related Spare Parts and Inventory [Member] | Beginning Balance [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Program			57
Related Spare Parts and Inventory [Member] | Additional Charges [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Program			2,698
Related Spare Parts and Inventory [Member] | Payments [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Program			(2,755)
Related Spare Parts and Inventory [Member] | Program Charges to Date [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Program			2,755
Related Spare Parts and Inventory [Member] | Restructuring Program 2011 [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Program			2,755
Beginning Balance [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Program		117	57	174
Additional Charges [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Program	1,080	(96)	8,934	9,918
Impact of Foreign Currency [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Program			(28)	(28)
Payments [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Program	(1,080)	(21)	(8,963)	(10,064)
Program Charges to Date [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Program	1,080	138	8,991	10,209
Restructuring Program 2013 [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Program	1,080
Restructuring Program 2012 [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Program		138
Restructuring Program 2011 [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Program			$ 9,151