Condensed Consolidated Statements of Comprehensive Income (Loss) - USD ($)
$ in Millions
2 Months Ended 10 Months Ended
Dec. 31, 2014
Oct. 24, 2014
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest $ (60) $ 1,685
Other comprehensive income (loss), net of tax:    
Reclassification adjustment for fresh start loss included in net income 0 (162)
Other comprehensive loss (28) (202)
other comprehensive loss, after fresh start impacts (28)  
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest (88) 1,483
Retained Earnings [Member]    
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest (60)  
Other comprehensive income (loss), net of tax:    
Other comprehensive loss
Foreign Currency Translation Gains Losses [Member]    
Other comprehensive income (loss), net of tax:    
Net Other Comprehensive Income (29) 31
Pension Plan [Member]    
Other comprehensive income (loss), net of tax:    
Net Other Comprehensive Income (1) (71)
MPM Inc [Member]    
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest (60) 1,685
Other comprehensive income (loss), net of tax:    
Other comprehensive loss (28) (40)
MPM Inc [Member] | Retained Earnings [Member]    
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest (60)  
Other comprehensive income (loss), net of tax:    
Other comprehensive loss
Parent Company [Member]    
Other comprehensive income (loss), net of tax:    
Other comprehensive loss   (40)
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest $ (88) 1,483
Parent Company [Member] | Retained Earnings [Member]    
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest   $ 1,685