Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Operating activities
Net income	$ 17,728	$ 17,388
Adjustments to reconcile net income to cash used in operating activities:
Depreciation and amortization	10,495	9,884
Bad debt expense	634	2,437
Cash distributions in excess of income of unconsolidated affiliates	8,602	1,372
Gains on sales of railcars and related leases	(6,294)	(4,766)
Deferred income taxes	(2,857)	(854)
Stock based compensation expense	1,791	791
Other	150	(21)
Changes in operating assets and liabilities:
Accounts and notes receivable	(35,215)	(70,469)
Inventories	(25,093)	(127,828)
Commodity derivatives	70,277	79,903
Other assets	141	(11,109)
Accounts payable for grain	(276,669)	(184,154)
Other accounts payable and accrued expenses	49,303	65,672
Net cash used in operating activities	(187,007)	(221,754)
Investing Activities
Purchase of treasury bills	(19,996)
Acquisition of business, net of cash acquired	(15,286)
Purchases of railcars	(33,414)	(10,814)
Proceeds from sale of railcars	10,206	9,159
Purchases of property, plant and equipment	(15,014)	(4,162)
Proceeds from sale of property, plant and equipment	508	64
Change in restricted cash	(134)	(219)
Net cash used in investing activities	(73,130)	(5,972)
Financing Activities
Net change in short-term borrowings	293,500	218,900
Proceeds from issuance of long-term debt	6,935	22,957
Payments of long-term debt	(27,269)	(18,305)
Proceeds from sale of treasury shares to employees and directors	1,244	123
Payment of debt issuance costs	(9)	(815)
Dividends paid	(2,780)	(2,033)
Net cash provided by financing activities	271,621	220,827
Increase (Decrease) in cash and cash equivalents	11,484	(6,899)
Cash and cash equivalents at beginning of period	20,390	29,219
Cash and cash equivalents at end of period	$ 31,874	$ 22,320