REDEEMABLE PREFERRED STOCK - Series L Preferred Stock (Details) - Series L Preferred Stock, $0.001 Par Value - USD ($) $ / shares in Units, $ in Millions	Oct. 22, 2019	Nov. 21, 2017	Dec. 31, 2021	Dec. 31, 2020
Class of Stock [Line Items]
Preferred stock, shares issued (in shares)		8,080,740	8,080,740	8,080,740
Preferred stock, liquidation preference per share (in usd per share)			$ 28.37	$ 28.37
Gross proceeds from sale of preferred stock		$ 229.3
Offering costs		15.9
Discount on shares issued		2.9
Offering costs, non-issuance specific		$ 2.5
Minimum fixed charge coverage ratio		125.00%
Tender Offer
Class of Stock [Line Items]
Authorized shares for repurchase (in shares)	2,693,580
Authorized shares for repurchase, percentage of share outstanding	33.00%
Purchase price (in usd per share)	$ 29.12
Registration Statement
Class of Stock [Line Items]
Preferred stock, liquidation preference per share (in usd per share)		$ 28.37