ASSETS AND LIABILITIES HELD FOR SALE - Assets and Liabilities Held For Sale (Details) - Smith & Nephew USD Limited - Disposal Group, Disposed of by Sale, Not Discontinued Operations $ in Thousands	Sep. 30, 2020 USD ($)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Prepaid and other current assets	$ 748
Other assets	4,448
Deferred tax assets	6,927
Intangible assets	13,332
Property, plant and equipment, net	36,714
Goodwill	47,117
Inventories	50,691
Total assets held for sale	159,977
Other liabilities	241
Current portion of lease liability - operating leases	1,060
Accrued compensation	1,584
Deferred tax liabilities	3,035
Lease liability - operating leases	6,429
Total liabilities held for sale	$ 12,349