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Stock-Based Compensation Narrative (Details) - USD ($)
$ / shares in Units, $ in Millions
1 Months Ended 12 Months Ended
Feb. 16, 2017
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Number of additional shares authorized (shares)     2,800,000.0  
Maximum number of shares authorized (shares)   9,700,000.0    
Pre-tax stock-based compensation cost   $ 22.3 $ 17.0 $ 16.4
Income tax benefits   8.2 6.2 7.8
Net tax windfall as a result of exercise or vesting of awards   3.7 0.9 9.2
Unrecognized compensation cost related to non-vested awards   29.3    
Capitalized to inventory   $ 0.2 $ 0.2 $ 0.2
Shares issued to non-employee directors (shares)   9,128 8,008 10,329
Weighted average fair vale (USD per share)   $ 105.48 $ 97.48 $ 106.44
Restricted Stock Units RSU        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Award performance period   3 years    
Award vesting percentage   33.33% 33.33% 33.33%
Shares vested (shares)   57,000    
Vested in period total fair value   $ 6.4 $ 7.7 $ 7.0
Weighted average fair vale (USD per share)   $ 109.95 $ 96.26 $ 105.35
Shares granted (shares)   87,000    
Restricted Stock Units RSU | Subsequent Event        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Shares vested (shares) 8,457      
Vested in period total fair value $ 0.9      
Stock Appreciation Rights SARS        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Weighted average fair vale (USD per share)   $ 113.48    
Award vesting period   3 years    
Award, expiration period   10 years    
SARS exercised intrinsic value   $ 13.8 $ 4.8 $ 19.4
Shares granted (shares)   382,000    
Performance Shares - Market Condition        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Award performance period   3 years    
Weighted average fair vale (USD per share)   $ 126.65 $ 105.77 $ 117.55
Shares granted (shares)   29,012 32,687 28,871
Performance Shares - Market Condition | Minimum        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Performance based criteria plan payout percentage, market condition   0.00%    
Performance Shares - Market Condition | Maximum        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Performance based criteria plan payout percentage, market condition   200.00%    
Performance Shares - Market Condition | Subsequent Event | December 2013 Grant        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Shares vested (shares) 17,260      
Vested in period total fair value $ 2.2      
Market based criteria, actual payout percentage 64.00%      
Performance Shares - Performance Condition        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Award performance period   3 years    
Shares granted (shares)   29,012 32,687 28,871
Performance share payout at target   100.00%    
Performance Shares - Performance Condition | Minimum        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Performance based criteria plan payout percentage   0.00%    
Performance Shares - Performance Condition | Maximum        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Performance based criteria plan payout percentage   250.00%    
Selling and administrative        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Pre-tax stock-based compensation cost   $ 21.6 $ 16.2 $ 15.7
Cost of goods sold        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Pre-tax stock-based compensation cost   $ 0.7 $ 0.8 $ 0.7