XML 30 R32.htm IDEA: XBRL DOCUMENT v2.4.0.8
Intangible Assets (Narrative) (Details) (USD $)
In Millions, unless otherwise specified
Apr. 30, 2014
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]  
2014 $ 28.7
2015 22.2
2016 20.5
2017 19.8
2018 $ 17.8