Operating Segments - Operating Profit (Loss) for Each Segment (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Net Sales to Customers
Net Sales to Customers	$ 80,392	$ 85,354	$ 157,227	$ 165,767
Gross Profit
Gross Profit	15,531	17,528	32,577	30,916
Depreciation and Amortization
Depreciation and Amortization	2,678	3,092	5,983	6,184
Income before Income Taxes
Income before Income Taxes	9,878	12,470	20,809	20,599
Operating Segments [Member] | Distillery Products [Member]
Net Sales to Customers
Net Sales to Customers	66,740	68,967	130,582	134,829
Gross Profit
Gross Profit	13,663	13,647	28,515	25,134
Depreciation and Amortization
Depreciation and Amortization	1,957	2,212	4,475	4,383
Income before Income Taxes
Income before Income Taxes	12,900	13,362	27,283	24,500
Operating Segments [Member] | Ingredient Solutions [Member]
Net Sales to Customers
Net Sales to Customers	13,652	16,387	26,645	30,938
Gross Profit
Gross Profit	1,868	3,881	4,062	5,782
Depreciation and Amortization
Depreciation and Amortization	411	538	855	1,113
Income before Income Taxes
Income before Income Taxes	1,148	3,378	2,750	4,711
Corporate [Member]
Depreciation and Amortization
Depreciation and Amortization	310	342	653	688
Income before Income Taxes
Income before Income Taxes	$ (4,170)	$ (4,270)	$ (9,224)	$ (8,612)