ACCOUNTS AND OTHER RECEIVABLES - Components of Accounts and Other Receivables - Narrative (Details) - Bedding Products - USD ($) $ in Millions	Sep. 30, 2022	Dec. 31, 2021
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for credit losses	$ 21.6	$ 22.5
Increase in value added tax recoverable		27.3
Trade Accounts Receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for credit losses	0.2	0.5
Notes Receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Allowance for credit losses	$ 21.4	$ 22.0