XML 144 R130.htm IDEA: XBRL DOCUMENT v3.10.0.1
Commitments and Contingencies - Narrative (Detail)
$ / shares in Units, $ in Millions
 1 Months Ended 12 Months Ended
Jun. 13, 2014
USD ($)
$ / shares
shares
Feb. 03, 2014
USD ($)
shares
Mar. 31, 2007
shares
Feb. 28, 2002
USD ($)
Dec. 31, 2018
USD ($)
Dec. 31, 2017
USD ($)
Dec. 31, 2016
USD ($)
Dec. 31, 2002
USD ($)
shares
Sep. 19, 2008
Trust
Loss Contingencies [Line Items]                  
Original number of shares expected to be issued under settlement agreement, adjusted | shares     18,000,000            
Cash payment for settlements from cash and cash equivalents   $ 555.0              
Cash payment for settlements from borrowings   260.0              
Cash payment for settlements from receivables securitization   115.0              
Common stock repurchase value         $ 3,336.5 $ 2,700.6      
Settlement agreement (as defined therein) and tax deduction             $ 1,490.0    
Original number of shares expect to be issued under settlement agreement | shares               9,000,000  
Charge covering a cash payment that will be required to make under settlement agreement upon the effectiveness of an appropriate plan of reorganization               $ 513.0  
Percentage of annual interest that accrues on Settlement agreement charges from December 21, 2002 to the date of payment               5.50%  
Stock split ratio     2            
Establishment of asbestos trust under Section 524(g) | Trust                 2
Accrued charge for potential liabilities       $ 172.0          
Principal contractual obligations including agreements to purchase an estimated amount of goods, including raw materials, or services         70.2        
Asset retirement obligation liabilities         10.5 11.0      
Assets held for sale         1,036.2 998.4      
Accretion expense         0.3 0.3 0.3    
Net rental expense         32.3 12.1 $ 27.5    
Buildings                  
Loss Contingencies [Line Items]                  
Assets held for sale         3.6 3.7      
Leasehold Improvements                  
Loss Contingencies [Line Items]                  
Assets held for sale         $ 6.9 $ 7.3      
WRG Asbestos PI Trust and WRG Asbestos PD Trust                  
Loss Contingencies [Line Items]                  
Cash payments under settlement agreement   $ 929.7              
WRG Asbestos PI Trust                  
Loss Contingencies [Line Items]                  
Original number of shares expected to be issued under settlement agreement, adjusted | shares   18,000,000              
Common stock repurchase value $ 130.0                
Number of common stock shares repurchased (in shares) | shares 3,932,244                
Common stock repurchase (price per share) | $ / shares $ 33.06