Intangible Assets and Goodwill (Future Amortization Expense) (Details) (USD $) In Millions, unless otherwise specified	Jun. 30, 2014
Goodwill and Intangible Assets Disclosure [Abstract]
Future amortization expense, remainder of fiscal year	$ 15.3
Future amortization expense, 2015	10.0
Future amortization expense, 2016	8.6
Future amortization expense, 2017	8.7
Future amortization expense, 2018	8.7
Future amortization expense, 2019	8.3
Future amortization expense, after Year 2020	$ 58.9