Business Segments - Segments in Significant Accounting Policies (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Jun. 30, 2021
Segment Reporting Information
Net sales	$ 214,665	$ 195,194
Depreciation and amortization	7,854	8,036
Reconciliation of income before income taxes to Adjusted EBITDA
Income before income taxes	9,595	16,509
Interest expense, net	2,889	2,810
Depreciation and amortization	7,854	8,036
Stock-based compensation	0	565
Foreign currency (gains) losses, net	2,128	(3,631)
Identifiable assets	836,044		$ 841,325
Animal Health
Segment Reporting Information
Net sales	141,004	128,369
Mineral Nutrition
Segment Reporting Information
Net sales	54,432	51,440
Performance Products
Segment Reporting Information
Net sales	19,229	15,385
Operating Segments
Segment Reporting Information
Net sales	214,665	195,194
Depreciation and amortization	7,478	7,615
Adjusted EBITDA	34,308	35,120
Reconciliation of income before income taxes to Adjusted EBITDA
Income before income taxes	9,595	16,509
Interest expense, net	2,889	2,810
Depreciation and amortization	7,478	7,615
Corporate costs	11,842	10,831
Stock-based compensation		565
Foreign currency (gains) losses, net	2,128	(3,631)
Adjusted EBITDA - Total segments	34,308	35,120
Identifiable assets	690,761		699,500
Operating Segments | Animal Health
Segment Reporting Information
Net sales	141,004	128,369
Depreciation and amortization	6,420	6,521
Adjusted EBITDA	27,637	30,101
Reconciliation of income before income taxes to Adjusted EBITDA
Depreciation and amortization	6,420	6,521
Adjusted EBITDA - Total segments	27,637	30,101
Identifiable assets	579,432		595,315
Operating Segments | Mineral Nutrition
Segment Reporting Information
Net sales	54,432	51,440
Depreciation and amortization	639	649
Adjusted EBITDA	4,533	3,047
Reconciliation of income before income taxes to Adjusted EBITDA
Depreciation and amortization	639	649
Adjusted EBITDA - Total segments	4,533	3,047
Identifiable assets	74,218		67,338
Operating Segments | Performance Products
Segment Reporting Information
Net sales	19,229	15,385
Depreciation and amortization	419	445
Adjusted EBITDA	2,138	1,972
Reconciliation of income before income taxes to Adjusted EBITDA
Depreciation and amortization	419	445
Adjusted EBITDA - Total segments	2,138	1,972
Identifiable assets	37,111		36,847
Corporate
Segment Reporting Information
Depreciation and amortization	376	421
Reconciliation of income before income taxes to Adjusted EBITDA
Depreciation and amortization	376	$ 421
Identifiable assets	$ 145,283		$ 141,825