INCOME TAXES (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Domestic and foreign components of pretax income
Domestic	$ 84,286	$ 77,434	$ 69,211
Foreign	13,855	8,295	7,051
Earnings before income taxes	98,141	85,729	76,262
Current:
Federal	13,070	16,886	14,831
Foreign	4,110	1,983	1,029
State	2,605	2,822	1,763
Total current	19,785	21,691	17,623
Deferred:
Federal	2,364	(2,069)	(1,006)
Foreign	81	39	1,316
State	19	760	(645)
Total deferred	2,464	(1,270)	(335)
Total provision for income taxes	22,249	20,421	$ 17,288
Deferred tax assets:
Accrued customer promotions	1,269	2,107
Deferred compensation	17,533	22,311
Postretirement benefits	2,466	3,324
Other accrued expenses	7,744	5,158
Foreign subsidiary tax loss carry forward	4,650	4,497
Outside basis difference in foreign subsidiary	359	365
Capitalized research and development costs	2,049
Deductible state tax depreciation	893	736
Tax credit carry forward	2,047	2,517
Deferred tax assets, gross	39,010	41,015
Valuation allowance	(5,703)	(5,555)
Total deferred tax assets	33,307	35,460
Deferred tax liabilities:
Depreciation	27,153	23,342
Deductible goodwill and trademarks	37,608	38,255
Accrued export company commissions	4,580	4,615
Employee benefit plans	395	525
Inventory reserves	934	2,532
Prepaid insurance	1,016	965
Unrealized capital gains	(160)	3,874
Deferred foreign exchange gain	119	132
Deferred gain on sale of real estate	5,213	5,309
Total deferred tax liabilities	76,858	79,549
Net deferred tax liability	43,551	44,089
State tax credit carry-forwards expiring in 2028	50
State tax credit carry-forwards expiring in 2029	130
State tax credit carry-forwards expiring in 2030	212
State tax credit carry-forwards expiring in 2031	225
State tax credit carry-forwards expiring in 2032	238
State tax credit carry-forwards expiring in 2033	211
State tax credit carry-forwards expiring in 2034	235
State tax credit carry-forwards expiring in 2035	274
State tax credit carry-forwards expiring in 2036	235
State tax credit carry-forwards expiring in 2037	237
Valuation allowance for the expired amounts	$ 1,053	$ 924