XML 52 R97.htm IDEA: XBRL DOCUMENT v3.3.0.814
Contractual Guarantees, Litigation, Investigations, And Insurance (Narrative) (Details)
12 Months Ended
Sep. 30, 2015
USD ($)
Aug. 28, 2015
USD ($)
Aug. 09, 2014
USD ($)
May. 02, 2012
USD ($)
Oct. 02, 2015
insurer
Aug. 07, 2015
USD ($)
Loss Contingencies [Line Items]            
Minimum number of insurers with possible inability to fulfill insurance obligations | insurer         1  
Motiva Enterprises LLC v. Bechtel-Jacobs CEP Port Arthur Joint Venture            
Loss Contingencies [Line Items]            
Claims sought/in excess of     $ 7,000,000,000      
Nui Phao Mining Company            
Loss Contingencies [Line Items]            
Claims sought/in excess of $ 136,000,000          
Freeport-McMoran            
Loss Contingencies [Line Items]            
Claims sought/in excess of   $ 116,000,000        
Assertion to damages           $ 71,000,000
Judicial Council of California - Unpaid Fees            
Loss Contingencies [Line Items]            
Awarded amount       $ 4,700,000    
Judicial Council of California, Disgorged Fees            
Loss Contingencies [Line Items]            
Awarded amount       18,300,000    
Judicial Council of California - Breach of Guarantee            
Loss Contingencies [Line Items]            
Awarded amount       $ 2,400,000