Commitment and Contingencies (Legacy Matters) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Sep. 30, 2024	Jun. 30, 2025	Dec. 31, 2024
Legacy agricultural chemical prodcuts
Product Liability Contingency [Line Items]
Product Liability Accrual, Component Amount	$ 99		$ 99	$ 155
Legacy agricultural chemical prodcuts | Segment Reporting, Reconciling Item, Corporate Nonsegment
Product Liability Contingency [Line Items]
Product Liability Accrual, Period Expense	(106)
Legacy agricultural chemical products , Water Storage Districts | Segment Reporting, Reconciling Item, Corporate Nonsegment
Product Liability Contingency [Line Items]
Product Liability Accrual, Period Expense	$ 64
Legacy historical product claims - arbitration
Product Liability Contingency [Line Items]
Product Liability Accrual, Period Expense		$ 75
Legacy historical product claims - arbitration | Segment Reporting, Reconciling Item, Corporate Nonsegment
Product Liability Contingency [Line Items]
Product Liability Accrual, Period Expense			$ 98