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Special Charges (Narrative) (Details) (USD $)
3 Months Ended
Sep. 30, 2011
Jun. 30, 2011
Restructuring Cost and Reserve [Line Items]  
Reduction in asset retirement obligation$ 800,000 
Charge relating to revised sublease assumption500,000 
Fiscal 2011 Restructuring Plan [Member]
  
Restructuring Cost and Reserve [Line Items]  
Expected restructuring charges10,000,000 
Special charges recorded to date9,500,000 
Liability of restructuring plan3,261,0004,938,000
Fiscal 2011 Restructuring Plan [Member] | Employee Termination Costs [Member]
  
Restructuring Cost and Reserve [Line Items]  
Liability of restructuring plan2,093,0003,570,000
Fiscal 2011 Restructuring Plan [Member] | Excess Facilities [Member]
  
Restructuring Cost and Reserve [Line Items]  
Liability of restructuring plan1,168,0001,368,000
Fiscal 2010 Restructuring Plan [Member]
  
Restructuring Cost and Reserve [Line Items]  
Expected restructuring charges40,000,000 
Special charges recorded to date41,600,000 
Liability of restructuring plan678,0001,829,000
Fiscal 2010 Restructuring Plan [Member] | Employee Termination Costs [Member]
  
Restructuring Cost and Reserve [Line Items]  
Liability of restructuring plan495,0001,439,000
Fiscal 2010 Restructuring Plan [Member] | Excess Facilities [Member]
  
Restructuring Cost and Reserve [Line Items]  
Liability of restructuring plan183,000390,000
Fiscal 2009 Restructuring Plan [Member]
  
Restructuring Cost and Reserve [Line Items]  
Special charges recorded to date17,100,000 
Liability of restructuring plan155,000262,000
Fiscal 2009 Restructuring Plan [Member] | Employee Termination Costs [Member]
  
Restructuring Cost and Reserve [Line Items]  
Special charges recorded to date12,400,000 
Liability of restructuring plan 42,000
Fiscal 2009 Restructuring Plan [Member] | Excess Facilities [Member]
  
Restructuring Cost and Reserve [Line Items]  
Special charges recorded to date4,700,000 
Liability of restructuring plan155,000220,000
Fiscal 2006 Restructuring Plan [Member]
  
Restructuring Cost and Reserve [Line Items]  
Liability of restructuring plan$ 100,000$ 100,000