Quarterly report pursuant to Section 13 or 15(d)

Business and Basis of Presentation - Narrative (Details)

v3.7.0.1
Business and Basis of Presentation - Narrative (Details)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2017
USD ($)
Jun. 30, 2016
USD ($)
Jun. 30, 2017
USD ($)
Jun. 30, 2016
USD ($)
Dec. 31, 2016
USD ($)
Apr. 01, 2016
Company
Organization, Consolidation and Presentation of Financial Statements [Abstract]            
Number of companies following business separation | Company           2
New Accounting Pronouncements or Change in Accounting Principle [Line Items]            
Cost of goods sold $ 240.2 $ 258.5 $ 458.3 $ 493.0    
Income tax expense 3.6 4.4 1.5 4.9    
Net (loss) 5.4 7.0 (2.4) 6.2    
Additional Paid in Capital 673.6   673.6   $ 673.3  
Retained Earnings (Accumulated Deficit) $ 7.6   $ 7.6   $ 10.0  
Wood Flooring | Inventory Accounting Principle Adjustment from LIFO to FIFO            
New Accounting Pronouncements or Change in Accounting Principle [Line Items]            
Net (loss)   (7.0)   (6.2)    
Additional Paid in Capital   658.6   658.6    
Retained Earnings (Accumulated Deficit)   7.0   7.0    
Wood Flooring | Restatement Adjustment | Inventory Accounting Principle Adjustment from LIFO to FIFO            
New Accounting Pronouncements or Change in Accounting Principle [Line Items]            
Cost of goods sold   (2.0)   (4.7)    
Income tax expense   0.7   1.6    
Net (loss)   1.3   3.1    
Additional Paid in Capital   8.1   8.1    
Retained Earnings (Accumulated Deficit)   1.3   1.3    
Wood Flooring | Scenario, Previously Reported | Inventory Accounting Principle Adjustment from LIFO to FIFO            
New Accounting Pronouncements or Change in Accounting Principle [Line Items]            
Net (loss)   (5.7)   (3.1)    
Additional Paid in Capital   650.5   650.5    
Retained Earnings (Accumulated Deficit)   $ 5.7   $ 5.7