Quarterly report pursuant to Section 13 or 15(d)

Segment Information (Details)

v3.10.0.1
Segment Information (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Jun. 30, 2018
Jun. 30, 2017
Dec. 31, 2017
Segment Reporting Information [Line Items]          
Net sales $ 306.0 $ 297.3 $ 563.9 $ 562.5  
Operating income 14.0 11.2 5.1 2.7  
Assets 873.8   873.8   $ 879.5
Interest expense 1.0 0.7 1.9 1.2  
Other expense, net 0.7 1.5 1.3 2.4  
Income (loss) before income taxes 12.3 9.0 1.9 (0.9)  
Unallocated          
Segment Reporting Information [Line Items]          
Assets 31.8   31.8   45.6
Resilient Flooring          
Segment Reporting Information [Line Items]          
Net sales 199.9 187.8 363.4 348.3  
Operating income 9.4 13.5 5.6 9.5  
Resilient Flooring | Operating segments          
Segment Reporting Information [Line Items]          
Assets 558.7   558.7   547.6
Wood Flooring          
Segment Reporting Information [Line Items]          
Net sales 106.1 109.5 200.5 214.2  
Operating income 4.6 $ (2.3) (0.5) $ (6.8)  
Wood Flooring | Operating segments          
Segment Reporting Information [Line Items]          
Assets $ 283.3   $ 283.3   $ 286.3