Operating Segments - Operating Profit (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Sales to Customers
Sales to Customers	$ 90,501	$ 88,252	$ 179,597	$ 176,208
Gross Profit
Gross Profit	19,522	19,441	36,182	38,392
Depreciation and Amortization
Depreciation and Amortization	2,792	2,897	5,602	5,826
Income (loss) before Income Taxes
Income (loss) before Income Taxes	10,553	10,843	18,814	21,025
Distillery products
Sales to Customers
Sales to Customers	74,023	72,652	148,600	147,029
Gross Profit
Gross Profit	16,503	16,680	31,742	32,550
Ingredient solutions
Sales to Customers
Sales to Customers	16,478	15,600	30,997	29,179
Gross Profit
Gross Profit	3,019	2,761	4,440	5,842
Operating Segments | Distillery products
Depreciation and Amortization
Depreciation and Amortization	2,185	2,257	4,354	4,498
Income (loss) before Income Taxes
Income (loss) before Income Taxes	14,866	14,777	28,301	28,954
Operating Segments | Ingredient solutions
Depreciation and Amortization
Depreciation and Amortization	367	379	739	813
Income (loss) before Income Taxes
Income (loss) before Income Taxes	2,325	2,142	3,100	4,566
Corporate
Depreciation and Amortization
Depreciation and Amortization	240	261	509	515
Income (loss) before Income Taxes
Income (loss) before Income Taxes	$ (6,638)	$ (6,076)	$ (12,587)	$ (12,495)