Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statements of Stockholders' Equity (Unaudited)

v3.7.0.1
Condensed Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($)
$ in Millions
Total
Common Stock
Treasury Stock
Net AWI Investment
Additional Paid In Capital
Accumulated Other Comprehensive (Loss) Income
Retained Earnings
Beginning balance at Dec. 31, 2015 $ 624.0 $ 0.0 $ 0.0 $ 622.0 $ 0.0 $ 2.0 $ 0.0
Beginning balance (in shares) at Dec. 31, 2015   0 0        
Increase (Decrease) in Stockholders' Equity [Roll Forward]              
Net (loss) income 6.2     (0.8)     7.0
Stock-based compensation, net 2.1       2.1    
Stock-based employee compensation, net (in shares)   8,160          
Net transfers from (to) AWI 31.1     85.3   (54.2)  
Cash distribution paid to AWI (50.0)     (50.0)      
Issuance of common stock at separation   27,738,779          
Reclassification of net parent investment to additional paid-in capital       (656.5) 656.5    
Other comprehensive income (loss) (7.7)         (7.7)  
Ending balance at Jun. 30, 2016 605.7 $ 0.0 $ 0.0 0.0 658.6 (59.9) 7.0
Ending balance (in shares) at Jun. 30, 2016   27,746,939 0        
Beginning balance at Dec. 31, 2016 623.5 $ 0.0 $ 0.0 0.0 673.3 (59.8) 10.0
Beginning balance (in shares) at Dec. 31, 2016   27,895,671 0        
Increase (Decrease) in Stockholders' Equity [Roll Forward]              
Net (loss) income (2.4)           (2.4)
Repurchase of common stock (14.4)   $ (14.4)        
Repurchase of common stock (in shares)   783,618 783,618        
Stock-based compensation, net 1.9   $ 0.1   1.8    
Stock-based employee compensation, net (in shares)   269,593 6,608        
Net transfers from (to) AWI (1.5)     (1.5)      
Reclassification of net parent investment to additional paid-in capital       1.5 (1.5)    
Other comprehensive income (loss) 4.9         4.9  
Ending balance at Jun. 30, 2017 $ 612.0 $ 0.0 $ (14.3) $ 0.0 $ 673.6 $ (54.9) $ 7.6
Ending balance (in shares) at Jun. 30, 2017   27,381,646 777,010