Foreign Currency	12 Months Ended
Foreign Currency	Dec. 31, 2014
Foreign Currency [Abstract]
Foreign Currency	12. Foreign Currency Foreign currency gains (losses) before income taxes recorded in Other, net in the Statement of Consolidated Income amounted to a loss of $43 million in 2014, a loss of $54 million in 2013 and a gain of $36 million in 2012, all of which related to the Corporation’s continuing operations. The after‑tax foreign currency translation adjustments included in Accumulated other comprehensive income (loss) totaled $(757) million at December 31, 2014 and $(1) million at December 31, 2013. The change in 2014 related to the Corporation’s Norwegian operations and reflects translation impacts of the strengthening U.S. dollar versus the Norwegian Krone.

The entire disclosure for foreign currency transactions and translation. This may include description of foreign currency transactions, foreign currency gains and losses, explanation of change in cumulative translation adjustment, description of effect of subsequent foreign currency exchange rate change, cumulative translation adjustment movement, foreign currency translation adjustment by component movement, translation adjustment for net investment hedge movement, adjustment for long-term intercompany transactions, schedule of long-term intercompany balances and any other foreign currency transactions and translation related items.

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