RELATED PERSON TRANSACTIONS - Transactions With Our Controlling Shareholders (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Related person transactions
Finance lease payable, interest	$ 8.0
Capital Leases \| Entities owned by the controlling shareholders
Related person transactions
Finance leases payable, net of interest	9.0	$ 9.0
Finance lease payable, interest	1.0	1.0
Charter Aircraft \| Entities owned by the controlling shareholders
Related person transactions
Aircraft expense	0.4	1.0	$ 1.0
Leased assets or facilities \| Entities owned by the controlling shareholders
Related person transactions
Amount paid	$ 6.0	$ 5.0	$ 5.0

Carrying amount as of the balance sheet date of obligations due all related parties.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
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+ Details