DESCRIPTION OF BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Cash and Cash Equivalents (Details) - USD ($) $ in Millions		Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Cash and cash equivalents		$ 249.3	$ 102.4
Restricted cash		3.8	18.5
Total cash, cash equivalents and restricted cash	[1]	$ 253.1	$ 120.9	$ 102.5

[1] These amounts include restricted cash of $3.8 million and $18.5 million as of December 31, 2022 and 2021, respectively. The balance as of December 31, 2022 primarily represents: cash on security deposit. The balance as of December 31, 2021 represents: (i) cash on deposit in lieu of a mandatory prepayment and loan proceeds held in escrow until certain collateral perfection requirements were satisfied under the 2021 Foreign Asset-Based Term Agreement; and (ii) cash on deposit to support surety bonds. These balances were included within prepaid expenses and other current assets and other assets in the Company's Consolidated Balance Sheets as of December 31, 2022 and December 31, 2021, respectively.