Annual report pursuant to Section 13 and 15(d)

Note 1. Summary of Significant Accounting Policies (Details)

 v2.3.0.11
Note 1. Summary of Significant Accounting Policies (Details) (USD $)
In Millions, unless otherwise specified
 12 Months Ended
Jun. 30, 2011
Jun. 30, 2010
Jun. 30, 2009
Concentration Risk, Percentage 10.00% 10.00% 10.00%
Standard Warranty Coverage Hours Per Week 40    
Research and Development Arrangement with Government, Customer Funding to Offset Costs Incurred $ 18.8 $ 13.7 $ 21.7
Advertising Expense 2.2 1.6 2.3
Depreciation, Nonproduction $ 39.3 $ 43.5 $ 54.7
Number of customers with significant accounts receivable balance 2 2  
Number of customers with significant revenue 3 2 2
Debt Instrument, Maturity Date, Description All highly liquid debt instruments with original or remaining maturities of less than three months at the date of purchase are considered to be cash equivalents.    
Cash Equivalents with Original or Remaining Maturities in Months 3    
Building [Member]
      
Property, Plant and Equipment, Useful Life, Minimum 30    
Property, Plant and Equipment, Useful Life, Maximum 35    
Leasehold Improvements [Member]
      
Property, Plant and Equipment, Useful Life, Minimum 10    
Property, Plant and Equipment, Useful Life, Maximum 15    
Machinery and Equipment [Member]
      
Property, Plant and Equipment, Useful Life, Minimum 2    
Property, Plant and Equipment, Useful Life, Maximum 5    
Furniture and Fixtures [Member]
      
Property, Plant and Equipment, Useful Life, Minimum 5    
Property, Plant and Equipment, Useful Life, Maximum 7    
Software Development [Member]
      
Property, Plant and Equipment, Useful Life, Minimum 3    
Property, Plant and Equipment, Useful Life, Maximum 5