Type of | Balance Sheet | At December 31 | At December 31 | |||||
Contract | Classification | 2013 | 2012 | |||||
Commodity | Accounts and notes receivable, net | $ | 22 | $ | 57 | |||
Commodity | Long-term receivables, net | 6 | 29 | |||||
Total Assets at Fair Value | $ | 28 | $ | 86 | ||||
Commodity | Accounts payable | $ | 65 | $ | 112 | |||
Commodity | Deferred credits and other noncurrent obligations | 24 | 37 | |||||
Total Liabilities at Fair Value | $ | 89 | $ | 149 | ||||