Investments (Details) - USD ($) $ in Thousands			3 Months Ended		9 Months Ended
	Oct. 18, 2023	Jun. 01, 2021	Mar. 31, 2024	Mar. 31, 2023	Dec. 31, 2023
Schedule of Investments [Line Items]
Income (Loss) from Equity Method Investments			$ 180,500	$ 396,188
Net sales			1,360,736	2,580,252
Gross profit			38,938	1,276,540
Net income			16,647	1,276,703
Equity Securities, Purchases				121,900
Mark-to-market (loss) gain on public equity securities			(9,400)	45,800
Proceeds from sale of equity securities			81,500
Equity securities realized loss			33,700
Fine Chemistry Services
Schedule of Investments [Line Items]
Preferred Stock, Value, Outstanding		$ 270,000	298,000		$ 289,300
Preferred Stock, Dividend Rate, Percentage		12.00%
Preferred equity redemption original value threshold		200.00%
Significant Unconsolidated Joint Ventures
Schedule of Investments [Line Items]
Net sales			190,009	1,959,298
Gross profit			149,982	1,901,700
Income before income taxes			94,630	1,784,150
Net income			66,411	1,248,902
Windfield Holdings
Schedule of Investments [Line Items]
Income (Loss) from Equity Method Investments			$ 172,679	387,299
Equity method investment, ownership percentage			49.00%
Other Joint Ventures
Schedule of Investments [Line Items]
Income (Loss) from Equity Method Investments			$ 7,821	$ 8,889
Windfield Holdings
Schedule of Investments [Line Items]
Carrying value of unconsolidated investment			$ 713,600		712,000
Windfield Holdings | Windfield Holdings
Schedule of Investments [Line Items]
Equity method investment, ownership percentage			49.00%
Mineral Resources Limited
Schedule of Investments [Line Items]
Capital costs committed					380,000
Capital costs committed, consideration					$ 180,000
Kemerton Plant
Schedule of Investments [Line Items]
Ownership percentage purchased	40.00%
Mineral Resources Limited Wodgina Project
Schedule of Investments [Line Items]
Ownership percentage	50.00%