Other Financial Information (Tables)

12 Months Ended

Dec. 31, 2013

Other Financial Information [Abstract]

Schedule Of Ethanol Sales And Other Revenue

(Thousands of dollars)	2013		2012		2011
Sales of ethanol and related plant products	$	269,254	$	290,158	$	207,266
Renewable Identification Numbers (RINs) sales		91,391		8,830		2,924
Other		2,907		2,988		6,614
Total ethanol sales and other revenue	$	363,552	$	301,976	$	216,804

Summary Of Changes In Operating Working Capital

(Thousands of dollars)	2013		2012		2011
Accounts receivable	$	331,679	$	(171,115)	$	244,828
Inventories		20,532		(29,784)		20,181
Prepaid expenses		(6,623)		(3,187)		(1,391)
Deferred income tax assets		-		-		3,128
Accounts payable and accrued liabilities		(272,371)		230,704		(452,491)
Income taxes payable		7,276		4,396		(96,533)
Current deferred income tax liabilities		(5,628)		1,539		11,232
Net decrease (increase) in noncash operating working capital	$	74,865	$	32,553	$	(271,046)