Other Expense

3 Months Ended

Mar. 31, 2014

Other Expense [Abstract]

Other Expense

Other Expense

The following table provides the components of the Company's other expense for the three months ended March 31, 2014 and 2013:

		Three Months Ended March 31,
		2014		2013
	(in millions)
Transportation commitment charge (a)		$	11	$	10
Other		2		4
Contingency and environmental accrual adjustments		2		1
Above market and idle drilling and well services equipment charges (b)		—		4
Terminated drilling rig contract charges (c)		—		1
Total other expense		$	15	$	20

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(a) Primarily represents firm transportation payments on excess pipeline capacity commitments.

(b) Primarily represents expenses attributable to the portion of the Company's contracted rig rates that were above market rates and idle rig fees, neither of which were chargeable to joint operations.

(c) Primarily represents charges to terminate rig contracts that were not required to meet planned activities.