Note 10 - Retirement Benefits (Details) - Net Periodic Benefit Cost (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2013	Dec. 31, 2012
United States Pension Plans [Member]
Note 10 - Retirement Benefits (Details) - Net Periodic Benefit Cost [Line Items]
Service cost	$ 49	$ 175	$ 134	$ 351
Interest cost	2,810	2,736	5,620	5,471
Expected return on plan assets	(3,378)	(3,697)	(6,756)	(7,395)
Recognized net actuarial loss	923	1,895	2,095	3,789
Amortization of prior service cost	14	24	29	50
Net periodic benefit cost	418	1,133	1,122	2,266
Foreign Pension Plans [Member]
Note 10 - Retirement Benefits (Details) - Net Periodic Benefit Cost [Line Items]
Service cost	12	10	23	20
Interest cost	430	425	844	842
Expected return on plan assets	(382)	(343)	(752)	(679)
Recognized net actuarial loss	204	231	400	457
Amortization of prior service cost		(14)		(28)
Net periodic benefit cost	$ 264	$ 309	$ 515	$ 612