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Income Taxes (Components Of The Deferred Tax Assets And Liabilities) (Details) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2013
Jun. 30, 2012
Deferred tax assets    
Non-capital loss carryforwards $ 55,946 $ 47,516
Capital loss carryforwards 3,010 3,002
Undeducted scientific research and development expenses 72,555 60,415
Depreciation and amortization 16,331 12,049
Restructuring costs and other reserves 20,325 11,274
Deferred revenue 58,471 55,267
Other 11,066 3,544
Total deferred tax asset 237,704 193,067
Valuation allowance (80,778) (63,431)
Deferred tax liabilities    
Scientific research and development tax credits (7,484) (8,695)
Deferred credits 0 (906)
Acquired intangibles (55,128) (11,040)
Other (18,336) (18,181)
Deferred tax liabilities (80,948) (38,822)
Net deferred tax asset (liability) 75,978 90,814
Current assets 11,082 4,003
Long-term assets 135,695 115,128
Current liabilities 1,127 1,612
Long-term liabilities $ 69,672 $ 26,705