INCOME TAXES - Summary of Operating and Capital Loss Carryforwards and Tax Credits (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Singapore
Operating Loss And Tax Credit Carryforwards [Line Items]
Operating loss carryforwards	$ 73,769	$ 76,287
U.K.
Operating Loss And Tax Credit Carryforwards [Line Items]
Operating loss carryforwards	415,274	308,491
Tax credits	2,372	2,372
Ireland
Operating Loss And Tax Credit Carryforwards [Line Items]
Operating loss carryforwards	200,822	11,850
Tax credits	655	338
Ireland | Capital loss carryforward
Operating Loss And Tax Credit Carryforwards [Line Items]
Capital loss carryforwards	716	716
Switzerland
Operating Loss And Tax Credit Carryforwards [Line Items]
Operating loss carryforwards	187,057	15,989
Switzerland | Tax Carry Forward Expiry 2028
Operating Loss And Tax Credit Carryforwards [Line Items]
Operating loss carryforwards	15,989
Switzerland | Tax Credit Carryforward Expiry 2029
Operating Loss And Tax Credit Carryforwards [Line Items]
Operating loss carryforwards	171,068
U.S.
Operating Loss And Tax Credit Carryforwards [Line Items]
Tax credits	$ 4,592	$ 0