Note 2. Additional Financial Statement Information

Additional statements of operations information is as follows:



	Year Ended December 31,
(millions)	2015			2014			2013
Production Expense
Lease Operating Expense	$	563		$	593		$	524
Production and Ad Valorem Taxes	127			184			188
Transportation Expense	272			170			132
Total	$	962		$	947		$	844
Other Operating Expense, Net
Midstream Gathering and Processing (Income) Expense, Net	$	9		$	11		$	6
Corporate Restructuring Expense ⁽¹⁾	51			—			—
Stacked Drilling Rig Expense ⁽²⁾	30			—			—
Pension Plan Expense⁽³⁾	88			—			—
Rosetta Merger Expense⁽⁴⁾	81			—			—
(Gain) Loss on Divestitures	—			(73		)	(36		)
Inventory Adjustment ⁽⁵⁾	20			—			—
Other, Net	37			38			43
Total	$	316		$	(24	)	$	13
Other Non-Operating (Income) Expense, Net
Deferred Compensation (Income) Expense ⁽⁶⁾	$	(12	)	$	(25	)	$	26
Other (Income) Expense, Net	(3		)	(1		)	(5		)
Total	$	(15	)	$	(26	)	$	21


⁽¹⁾	Amount represents expenses associated with the relocation of our Ardmore, Oklahoma office to our corporate headquarters in Houston and other organizational activities.


⁽²⁾	Amount represents the day rate cost associated with drilling rigs under contract, but not currently being utilized in our US onshore drilling programs.


⁽³⁾	Amount includes reclassification of the actuarial loss from AOCL related to the re-measurement and termination of our defined benefit pension plan to net income (loss).


⁽⁴⁾	Amount represents expenses associated with the completion of the Rosetta Merger. See Note 3. Merger, Acquisitions and Divestitures.


⁽⁵⁾	Amount represents lower of cost or market adjustment to materials and supplies inventory. See Note 13. Fair Value Measurements.


⁽⁶⁾	Amounts represent increases (decreases) in the fair values of shares of our common stock held in a rabbi trust and mutual funds.

Additional balance sheet information is as follows:



	December 31,
(millions)	2015			2014
Accounts Receivable, Net
Commodity Sales	$	298		$	405
Joint Interest Billings	20			297
Other	151			171
Allowance for Doubtful Accounts	(19		)	(16		)
Total	$	450		$	857
Other Current Assets
Inventories, Materials and Supplies	$	92		$	81
Inventories, Crude Oil	23			24
Assets Held for Sale⁽¹⁾	67			180
Prepaid Expenses and Other Assets, Current	34			40
Total	$	216		$	325
Other Noncurrent Assets
Equity Method Investments	$	453		$	325
Mutual Fund Investments	90			111
Commodity Derivative Assets, Noncurrent	10			180
Other Assets, Noncurrent	67			64
Total	$	620		$	680
Other Current Liabilities
Production and Ad Valorem Taxes	$	166		$	110
Income Taxes Payable	86			180
Deferred Income Taxes, Current	—			158
Asset Retirement Obligations, Current	128			81
Accrued Benefit Costs, Current	3			125
Interest Payable	83			70
Current Portion of Capital Lease and Other Obligations	53			68
Other Liabilities, Current	158			152
Total	$	677		$	944
Other Noncurrent Liabilities
Deferred Compensation Liabilities, Noncurrent	$	217		$	218
Asset Retirement Obligations, Noncurrent	861			670
Accrued Benefit Costs, Noncurrent	25			24
Other Liabilities, Noncurrent	116			175
Total	$	1,219		$	1,087

⁽¹⁾Assets held for sale at December 31, 2015 include the Karish and Tanin natural gas discoveries, offshore Israel.

Supplemental statements of cash flow information is as follows:



	Year Ended December 31,
(millions)	2015		2014		2013
Cash Paid During the Year For
Interest, Net of Amount Capitalized	$	260	$	189	$	137
Income Taxes Paid, Net	202		150		165
Non-Cash Financing and Investing Activities
Increase in Capital Lease and Other Obligations	55		110		96