Derivatives - Fair value of assets and liabilities (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
Derivatives
Fair value of derivative assets	$ 24,446	$ 15,049
Fair value of derivative liabilities	7,440	28,600
Designated as hedges
Derivatives
Fair value of derivative assets	2,970
Fair value of derivative liabilities		26,251
Designated as hedges \| Coffee futures contracts \| Derivative assets
Derivatives
Fair value of derivative assets	49
Designated as hedges \| Coffee futures contracts \| Derivative liabilities
Derivatives
Fair value of derivative liabilities		110
Designated as hedges \| Commodity swaps \| Derivative assets
Derivatives
Fair value of derivative assets	1,617
Designated as hedges \| Commodity swaps \| Derivative liabilities
Derivatives
Fair value of derivative liabilities		8,235
Designated as hedges \| Option contracts \| Derivative assets
Derivatives
Fair value of derivative assets	1,304
Designated as hedges \| Option contracts \| Derivative liabilities
Derivatives
Fair value of derivative liabilities		17,906
Not designated as hedges
Derivatives
Fair value of derivative assets	21,476	15,049
Not designated as hedges \| Forward purchase and sales contracts \| Derivative assets
Derivatives
Fair value of derivative assets	21,476	15,049
Not designated as hedges \| Forward purchase and sales contracts \| Derivative liabilities
Derivatives
Fair value of derivative liabilities	$ 7,440	$ 2,349