Condensed Consolidated Statements of Cash Flows - Unaudited - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
Operating activities:
Cash used in operating activities - continuing operations	$ (58,060)	$ (80,271)
Cash used in operating activities - discontinued agribusiness operations	(17,462)	(2,228)
Net cash used in operating activities	(75,522)	(82,499)
Investing activities:
Purchases of investments	(1,782)	(9,995)
Proceeds from sale of investments	7,055	21,954
Proceeds from maturity of investments	1,343
Purchases of property, plant and equipment	$ (1,999)	(3,806)
Cash used in the acquisition of consolidated subsidiaries		(14,006)
Other investing activities, net	$ 79	(209)
Cash provided by (used in) investing activities - continuing operations	4,696	(6,062)
Cash provided by (used in) investing activities - discontinued agribusiness operations	100,098	(4,919)
Net cash provided by (used in) investing activities	104,794	(10,981)
Financing activities:
Repayment of debt	(174,533)	(75,218)
Payment of withholding taxes on exercise of restricted stock units	(370)	$ (1,619)
Debt issuance costs	(698)
Proceeds from debt	$ 125,294	$ 86,583
Proceeds from the sale of treasury stock		$ 223
Distribution to noncontrolling interests	$ (16)
Cash provided by (used in) financing activities	$ (50,323)	$ 9,969
Effect of exchange rate changes on cash		1,621
Decrease in cash and cash equivalents	$ (21,051)	(81,890)
Cash and cash equivalents, beginning of the period	62,978	138,039
Cash and cash equivalents, end of the period	41,927	56,149
Less cash and cash equivalents of discontinued agribusiness operations at the end of the period	1,773	482
Cash and cash equivalents of continuing operations, end of the period	40,154	55,667
Supplemental cash flow information:
Refunds of federal, foreign, and state income taxes	(72)	(1,991)
Interest paid, net of amounts capitalized (primarily in discontinued agribusiness operations)	3,295	$ 3,604
Unpaid liability incurred for development costs	1,332
Issuance of common stock for vested restricted stock units	$ 680	$ 4,349
Fair value of assets acquired in Citizens acquisition		20,259
Cash paid for acquisition of consolidated subsidiaries		(14,006)
Contingent consideration and liabilities assumed in Citizens acquisition		$ 6,253