Equity Method Investments - Operating Results (Details) (ICP [Member], USD $) In Thousands, unless otherwise specified	3 Months Ended				9 Months Ended
	Sep. 30, 2014		Sep. 30, 2013		Sep. 30, 2014		Sep. 30, 2013
ICP [Member]
Schedule of Equity Method Investments [Line Items]
Net sales	$ 53,813	[1]	$ 52,580	[1]	$ 185,460	[1]	$ 146,807	[1]
Cost of sales and expenses	48,467	[2]	53,165	[2]	155,214	[2]	150,279	[2]
Net income (loss)	$ 5,346		$ (585)		$ 30,246		$ (3,472)

[1] Includes related party sales to MGPI of $9,287 and $110 for the quarters ended September 30, 2014 and 2013, respectively, and $23,905 and $3,510 for the year to date periods ended September 30, 2014 and 2013, respectively.

[2] Includes depreciation and amortization of $738 and $1,171 for the quarters ended September 30, 2014 and 2013, respectively, and $2,100 and $3,511 for the year to date periods ended September 30, 2014 and 2013, respectively.