Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands	6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010
Cash flows from operating activities:
Net income (loss) available to common stockholders	$ 26,799	$ (82,201)
Adjustments to reconcile net income (loss) available to common stockholders to cash used in operating activities:
Depreciation and amortization	50,234	51,690
Stock compensation	799	350
Deferred income tax expense	8,752	(52,486)
Non-controlling interest in income (loss) of subsidiaries	837	(6,057)
Equity earnings of investees (net of dividends)	0	(775)
Amortization of debt issuance costs	2,872	2,880
Amortization of original issuance discount	1,294	812
Write-off of unamortized debt issuance costs	0	6,659
(Gain) loss on disposition of assets	68	(474)
Changes in operating assets and liabilities, net of acquisition effects:
Accounts and other receivables, net	(98,479)	(49,417)
Income tax receivable	0	47,290
Inventories	(143,723)	(7,160)
Prepaid expenses and other current assets	(1,770)	(616)
Other assets, net	(19,442)	(25,032)
Accounts payable	55,828	51,453
Accrued liabilities	29,094	(533)
Other non-current liabilities	35,721	2,057
Net cash used in operating activities	(51,116)	(61,560)
Cash flows from investing activities:
Capital expenditures	(67,958)	(12,688)
Capital expenditures for turnarounds and catalysts	(4,262)	(11,531)
Dividends from investees, net of equity earnings	480	0
Proceeds from disposition of assets	40	20,095
Proceeds from sale of securities	0	36,852
Acquisition of Bakersfield Refinery	0	(32,409)
Earnout payment related to Krotz Springs refinery acquisition	(4,375)	(4,375)
Net cash used in investing activities	(76,075)	(4,056)
Cash flows from financing activities:
Dividends paid to stockholders	(4,427)	(4,335)
Dividends paid to non-controlling interest	(430)	(429)
Proceeds from issuance of common stock	11,900	0
Stock issuance costs	(537)	0
Inventory supply agreement	1,165	45,807
Deferred debt issuance costs	(1,900)	(2,354)
Revolving credit facilities, net	142,498	(41,824)
Additions to long-term debt	30,136	0
Payments on long-term debt	(5,759)	(5,473)
Additions to short-term debt	0	76,500
Payments on short-term debt	0	(35,000)
Net cash provided by financing activities	172,646	32,892
Net increase (decrease) in cash and cash equivalents	45,455	(32,724)
Cash and cash equivalents, beginning of period	71,687	40,437
Cash and cash equivalents, end of period	117,142	7,713
Supplemental cash flow information:
Cash paid (received) for income tax, net of refunds	2,819	(46,374)
Cash paid for interest	$ 37,428	$ 38,846