Operating Segments - Operating Profit (Loss) for Each Segment (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Net Sales to Customers
Net Sales to Customers	$ 79,891	$ 80,328	$ 237,118	$ 246,095
Gross Profit
Gross Profit	15,121	11,862	47,698	42,778
Depreciation and Amortization
Depreciation and Amortization	2,628	3,076	8,610	9,260
Income before Income Taxes
Income before Income Taxes	11,848	7,813	32,657	28,412
Operating Segments [Member] | Distillery Products [Member]
Net Sales to Customers
Net Sales to Customers	66,664	66,713	197,245	201,542
Gross Profit
Gross Profit	12,364	10,372	40,879	35,506
Depreciation and Amortization
Depreciation and Amortization	1,939	2,219	6,415	6,603
Income before Income Taxes
Income before Income Taxes	11,215	9,992	38,497	34,492
Operating Segments [Member] | Ingredient Solutions [Member]
Net Sales to Customers
Net Sales to Customers	13,227	13,615	39,873	44,553
Gross Profit
Gross Profit	2,757	1,490	6,819	7,272
Depreciation and Amortization
Depreciation and Amortization	399	514	1,253	1,627
Income before Income Taxes
Income before Income Taxes	2,016	1,002	4,767	5,713
Corporate [Member]
Depreciation and Amortization
Depreciation and Amortization	290	343	942	1,030
Income before Income Taxes
Income before Income Taxes	$ (1,383)	$ (3,181)	$ (10,607)	$ (11,793)