Operating Segments - Operating Profit (Loss) for Each Segment (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Net Sales to Customers
Net Sales to Customers	$ 80,328	$ 77,515	$ 246,095	$ 237,078
Depreciation and Amortization
Depreciation and Amortization	3,076	3,093	9,260	9,202
Income (Loss) before Income Taxes
Income (Loss) before Income Taxes	7,813	5,059	28,412	15,110
Operating Segments [Member] | Distillery Products [Member]
Net Sales to Customers
Net Sales to Customers	66,713	63,700	201,542	194,035
Depreciation and Amortization
Depreciation and Amortization	2,219	2,133	6,603	6,334
Income (Loss) before Income Taxes
Income (Loss) before Income Taxes	9,992	6,547	34,492	17,963
Operating Segments [Member] | Ingredient Solutions [Member]
Net Sales to Customers
Net Sales to Customers	13,615	13,815	44,553	43,043
Depreciation and Amortization
Depreciation and Amortization	514	578	1,627	1,739
Income (Loss) before Income Taxes
Income (Loss) before Income Taxes	1,002	1,082	5,713	2,828
Corporate [Member]
Depreciation and Amortization
Depreciation and Amortization	343	382	1,030	1,129
Income (Loss) before Income Taxes
Income (Loss) before Income Taxes	$ (3,181)	$ (2,570)	$ (11,793)	$ (5,681)