Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Operating activities
Net income	$ 75,399	$ 43,044
Adjustments to reconcile net income to cash used in operating activities:
Depreciation and amortization	28,434	28,184
Bad debt expense	310	610
Cash distributions in excess of (less than) income of unconsolidated affiliates	13,214	(4,333)
Gain on sale of investments in affiliates	(17,055)	0
Gains on sales of railcars and related leases	(13,284)	(14,616)
Excess tax benefit from share-based payment arrangement	(1,645)	(278)
Deferred income taxes	7,202	22,525
Stock-based compensation expense	6,053	1,435
Other	(2,368)	714
Changes in operating assets and liabilities:
Accounts receivable	(17,130)	(7,517)
Inventories	181,927	331,596
Commodity derivatives	(68,196)	12,770
Other assets	22,400	7,017
Accounts payable for grain	(427,953)	(404,636)
Other accounts payable and accrued expenses	(46,893)	(76,184)
Net cash used in operating activities	(259,585)	(59,669)
Investing Activities
Acquisition of businesses, net of cash acquired	0	(3,345)
Purchases of railcars	(30,403)	(56,899)
Proceeds from sale of railcars	29,195	53,243
Purchases of property, plant and equipment	(20,633)	(18,549)
Proceeds from sale of property, plant and equipment	283	137
Proceeds from sale of investments in affiliates	31,457	0
Other	(138)	0
Change in restricted cash	(488)	(474)
Net cash provided by (used in) investing activities	9,273	(25,887)
Financing Activities
Net change in short-term borrowings	27,000	25,781
Proceeds from issuance of long-term debt	6,712	36,391
Payments of long-term debt	(39,006)	(34,708)
Proceeds from sale of treasury shares to employees and directors	1,474	1,547
Payment of debt issuance costs	(3,175)	(46)
Dividends paid	(6,233)	(5,985)
Excess tax benefit from share-based payment arrangement	1,645	278
Net cash provided by (used in) financing activities	(11,583)	23,258
Decrease in cash and cash equivalents	(261,895)	(62,298)
Cash and cash equivalents at beginning of period	309,085	138,218
Cash and cash equivalents at end of period	47,190	75,920
Supplemental disclosure of cash flow information
Capital project costs incurred but not yet paid	4,930	3,839
Purchase of capitalized software through seller-financing	$ 1,944	$ 9,393