Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Share-Based Compensation (Summary Of Expected Sharebased Compensation Expenses Assuming Established Performance Criteria Are Met And No Forfeitures Occur) (Details)

v3.3.1.900
Share-Based Compensation (Summary Of Expected Sharebased Compensation Expenses Assuming Established Performance Criteria Are Met And No Forfeitures Occur) (Details)
$ in Millions
Dec. 31, 2015
USD ($)
2016 [Member]  
Unrecognized Share-Based Compensation, Expected Period Of Recognition [Line Items]  
Expected recognition of share-based compensation $ 100.7
2017 [Member]  
Unrecognized Share-Based Compensation, Expected Period Of Recognition [Line Items]  
Expected recognition of share-based compensation 90.9
2018 [Member]  
Unrecognized Share-Based Compensation, Expected Period Of Recognition [Line Items]  
Expected recognition of share-based compensation 41.3
2019 [Member]  
Unrecognized Share-Based Compensation, Expected Period Of Recognition [Line Items]  
Expected recognition of share-based compensation $ 3.8