Income Taxes - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Income Taxes [Line Items]
Income tax expense (benefit)	$ (16,112)	$ 228,621	$ (15,576)	$ 246,640
GW Pharmaceuticals plc
Income Taxes [Line Items]
UK Finance Act 2021, change in statutory tax rate, income tax expense		$ 251,400		$ 251,400

Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration