XML 45 R40.htm IDEA: XBRL DOCUMENT v2.4.0.8
Equity Method Investments (Details Textual) (USD $)
In Millions, unless otherwise specified
0 Months Ended 3 Months Ended 6 Months Ended
Feb. 27, 2014
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2014
Jun. 30, 2013
Dec. 31, 2013
Schedule of Equity Method Investments [Line Items]            
Payments to acquire equity method investments $ 513          
Long-term debt   2,270   2,270   2,355
Debt instrument interest rate   10.00%   10.00%    
Equity method investments   755   755   73
Gain on deconsolidation of subsidiaries and consolidated joint ventures   0 0 27 0  
Gain (loss) on revaluation of retained investment on deconsolidation       11    
Weighted average discount rate 11.00%          
Weighted average long-term growth rate 2.00%          
Fair value of contingent liability for contingent consideration for equity method investment   23   23    
Changes in AOCI - foreign currency translation   15 (17) 11 (17)  
Income from equity method investments   5 1 8 1  
USG Boral Building Products [Member]
           
Schedule of Equity Method Investments [Line Items]            
Ownership percentage of equity method investment 50.00% 50.00%   50.00%    
Range of outcomes in contingent consideration arrangements, value, high 75          
Contingent consideration for first performance period 25          
First performance period for contingent consideration 3 years          
Contingent consideration for second performance period 50          
Second performance period for contingent consideration 5 years          
Equity method investments 676 704   704    
Changes in AOCI - foreign currency translation       11    
Income from equity method investments   4   7    
Other Equity Method Investments [Member]
           
Schedule of Equity Method Investments [Line Items]            
Equity method investments   51   51   73
Income from equity method investments   1 1 1 1  
Boral Limited [Member]
           
Schedule of Equity Method Investments [Line Items]            
Ownership percentage by joint venture partner of equity method investment 50.00%          
Five Point Eight Seven Five Percent Senior Notes Due Two Thousand Twenty One [Member]
           
Schedule of Equity Method Investments [Line Items]            
Long-term debt   350   350   350
Debt instrument interest rate   (5.875%)   (5.875%)    
Base purchase price [Member]
           
Schedule of Equity Method Investments [Line Items]            
Payments to acquire equity method investments 500          
Adjustments to purchase price [Member] [Member]
           
Schedule of Equity Method Investments [Line Items]            
Payments to acquire equity method investments $ 13