Discontinued Operations (Tables)

3 Months Ended

Mar. 31, 2015

Discontinued Operations [Abstract]

Results of Operations Associated with Discontinued Operations

	Three Months
	Ended March 31,
(Thousands of dollars)		2015	2014
Revenues	$	229,389	1,432,386
Loss before income taxes	$	(20,709)	(17,295)
Income tax benefit		(2,738)	(3,262)
Loss from discontinued operations	$	(17,971)	(14,033)

Major Categories of Assets and Liabilities Reflected as Held for Sale

	March 31,		December 31,
(Thousands of dollars)	2015		2014
Current assets
Cash	$	135,806	200,512
Accounts receivable		127,341	97,568
Inventories		38,053	42,161
Other		41,445	35,889
Total current assets held for sale	$	342,645	376,130
Non-current assets
Property, plant and equipment, net	$	35,453	50,947
Other		15	13
Total non-current assets held for sale	$	35,468	50,960
Current liabilities
Accounts payable	$	48,228	59,023
Other accrued taxes payable		78,428	40,653
Accrued compensation and severance		10,276	30,872
Refinery decommissioning cost		11,953	21,000
Total current liabilities associated with assets held for sale	$	148,885	151,548
Non-current liabilities
Deferred income taxes payable	$	1,002	3,873
Deferred credits and other liabilities		4,223	4,437
Total non-current liabilities associated with assets held for sale	$	5,225	8,310