Interim Condensed Consolidated Statements of Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Net sales:
Total net sales	$ 338,311	$ 291,759	$ 997,050	$ 874,842
Cost of sales	252,015	213,123	746,188	649,441
Gross profit	86,296	78,636	250,862	225,401
Selling, general and administrative expenses	52,586	44,069	150,803	136,868
Amortization expense	3,667	3,644	10,988	11,093
Income from operations	30,043	30,923	89,071	77,440
Interest expense	(2,660)	(3,461)	(8,127)	(12,921)
Interest income	296	306	877	968
Other income (expense), net	36	(333)	2,659	720
Income before income taxes	27,715	27,435	84,480	66,207
Provision for income taxes	10,196	7,402	23,462	17,657
Net Income	$ 17,519	$ 20,033	$ 61,018	$ 48,550
Net income per common share:
Basic (in dollars per share)	$ 1.48	$ 1.70	$ 5.16	$ 4.12
Diluted (in dollars per share)	$ 1.47	$ 1.69	$ 5.13	$ 4.10
Average common shares:
Basic (in shares)	11,842	11,788	11,835	11,776
Diluted (in shares)	11,900	11,851	11,895	11,840
Dividends declared (in dollars per share)	$ 0.14	$ 0.13	$ 0.42	$ 0.39
Industrial
Net sales:
Total net sales	$ 218,988	$ 196,241	$ 662,106	$ 608,473
Income from operations	15,951	19,238	52,004	51,453
Agricultural
Net sales:
Total net sales	119,323	95,518	334,944	266,369
Income from operations	$ 14,092	$ 11,685	$ 37,067	$ 25,987