Annual report pursuant to Section 13 and 15(d)

Income Taxes - Additional Information (Detail)

v2.4.0.8
Income Taxes - Additional Information (Detail) (USD $)
12 Months Ended 3 Months Ended
Aug. 31, 2014
Aug. 31, 2013
Aug. 31, 2012
Aug. 31, 2013
properly state deferred income tax balances associated with its equity compensation programs
Aug. 31, 2014
Foreign Tax Authority [Member]
Aug. 31, 2014
State and Local Jurisdiction [Member]
Quantifying Misstatement in Current Year Financial Statements [Line Items]            
Prior period reclassification adjustment       $ 10,600,000    
Operating Loss Carryforward         95,400,000 51,600,000
Recognized interest and penalties related to unrecognized tax benefits 2,000,000 2,900,000 4,500,000      
Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit 500,000          
Undistributed earnings 324,000,000          
Additional provision for undistributed earnings 31,000,000          
Incremental U.S taxes on unremitted earnings 9.40%          
Loss (gain) on product line divestiture (13,495,000) 0 0      
Debt refinancing costs 0 0 16,830,000      
Income taxes, net of refunds $ 57,200,000 $ 42,100,000 $ 56,500,000