Derivatives - Fair value of assets and liabilities (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Dec. 31, 2024
Derivatives
Fair value of derivative assets	$ 28,176	$ 19,746
Fair value of derivative liabilities	35,099	11,966
Designated as hedges
Derivatives
Fair value of derivative assets		4,043
Fair value of derivative liabilities	25,111
Designated as hedges | Coffee futures contracts | Derivative assets
Derivatives
Fair value of derivative assets		3,815
Designated as hedges | Coffee futures contracts | Derivative liabilities
Derivatives
Fair value of derivative liabilities	23,316
Designated as hedges | Option contracts | Derivative assets
Derivatives
Fair value of derivative assets		228
Designated as hedges | Option contracts | Derivative liabilities
Derivatives
Fair value of derivative liabilities	1,795
Not designated as hedges
Derivatives
Fair value of derivative assets	28,176	15,703
Not designated as hedges | Forward purchase and sales contracts | Derivative assets
Derivatives
Fair value of derivative assets	28,176	15,703
Not designated as hedges | Forward purchase and sales contracts | Derivative liabilities
Derivatives
Fair value of derivative liabilities	$ 9,988	$ 11,966