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Share-Based Arrangements (Stock Incentive Plan) (Details)
$ in Millions
3 Months Ended 12 Months Ended
Apr. 03, 2015
Dec. 31, 2016
USD ($)
shares
Dec. 31, 2015
USD ($)
Dec. 31, 2014
USD ($)
Apr. 17, 2013
shares
Share-based Compensation Arrangement by Share-based Payment Award          
Number of shares authorized under the plan for each award issued, fair value awards   3      
Employee Stock Options and ESPP Stock          
Share-based Compensation Arrangement by Share-based Payment Award          
Windfall tax benefit realized | $   $ 0.0 $ 0.3 $ 0.8  
Stock Options          
Share-based Compensation Arrangement by Share-based Payment Award          
Award vesting rate   0.20      
Share-based payment award, vesting period   5 years      
Restricted Stock          
Share-based Compensation Arrangement by Share-based Payment Award          
Award vesting rate   0.20      
Share-based payment award, vesting period   5 years      
2013 Management Incentive Plan          
Share-based Compensation Arrangement by Share-based Payment Award          
Number of shares authorized         2,250,000
Number of shares available for grant   867,569      
2013 Management Incentive Plan | LTIP Awards          
Share-based Compensation Arrangement by Share-based Payment Award          
Vesting percentage   100.00%      
2013 Management Incentive Plan | Performance- and Market-based Stock Awards          
Share-based Compensation Arrangement by Share-based Payment Award          
Vesting percentage 100.00%        
Granted   8,979      
Minimum | 2013 Management Incentive Plan | LTIP Awards          
Share-based Compensation Arrangement by Share-based Payment Award          
Vesting percentage   0.00%      
Maximum | 2013 Management Incentive Plan | LTIP Awards          
Share-based Compensation Arrangement by Share-based Payment Award          
Vesting percentage   200.00%