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Note 12 - Employee Benefit and Retirement Plans (Details) - Status of Defined Benefit Plans - US Plan (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2011
Weighted average assumptions - benefit obligation      
Discount rate   5.44%  
Change in Benefit Obligations [Member] | US Plan [Member]
     
Change in benefit obligation      
Benefit obligation at beginning of year $ 104,537 $ 83,491 $ 81,678
Service cost 2,562 1,763 1,787
Interest cost 4,289 4,530 4,498
Benefits paid (4,101) (4,170) (3,821)
Actuarial (gain) loss (7,499) 18,923 (651)
Benefit obligation at end of year 99,788 104,537 83,491
Change in Plan Assets [Member] | US Plan [Member]
     
Change in benefit obligation      
Fair value of plan assets at beginning of year 76,778 78,577 73,832
Actual return on plan assets 3,958 2,348 8,543
Employer contributions 573 23 23
Benefits paid (4,101) (4,170) (3,821)
Fair value of plan assets at end of year 77,208 76,778 78,577
Funded status at end of year (22,580) (27,759) (4,914)
Funded status at end of year   (22,580) (27,759)
Amounts Recongnized in Balance Sheet [Member] | US Plan [Member]
     
Amounts recognized in balance sheet      
Current liability (33) (23) (23)
Noncurrent liability (22,547) (27,736) (4,891)
Net amount recognized (22,580) (27,759) (4,914)
Components of Net Periodic Benefit Cost [Member] | US Plan [Member]
     
Change in benefit obligation      
Service cost 2,562 1,763 1,787
Interest cost 4,289 4,530 4,498
Expected return on plan assets (4,474) (4,570) (5,724)
Amortization of prior service cost 234 234 249
Recognized actuarial (gain) or loss   15,298 (2)
US Plan [Member]
     
Change in benefit obligation      
Net periodic benefit cost 2,611 17,255 808
Estimated amounts that will be amortized from accumulated other comprehensive loss over the next year      
Prior service cost (127) (234) (234)
Information for plan with accumulated benefits in excess of plan assets      
Projected benefit obligation 99,788 104,537 83,491
Accumulated benefit obligation 93,066 97,529 78,905
Fair value of assets 77,208 76,778 78,577
Amounts recognized in balance sheet      
Prior service cost (116) (349) (585)
Accumulated loss (3,438) (10,420) (4,572)
Amounts not yet recognized as a component of net periodic benefit cost (3,554) (10,769) (5,157)
Accumulated contributions in excess of (less than) net periodic benefit cost (19,026) (16,990) 243
Net amount recognized $ (22,580) $ (27,759) $ (4,914)
Weighted average assumptions – net periodic benefit cost      
Discount rate 3.92% 5.44% 5.37%
Rate of compensation increase 2.64% 2.64% 2.64%
Return on plan assets 6.00% 6.00% 8.00%
Weighted average assumptions - benefit obligation      
Discount rate 4.96% 3.92% 5.44%
Rate of compensation increase 2.64% 2.64% 2.64%