SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Narrative (Details)	3 Months Ended			9 Months Ended
	Sep. 30, 2024 USD ($)	Sep. 30, 2023 USD ($)	Jun. 30, 2023 USD ($)	Sep. 30, 2024 USD ($) segment	Sep. 30, 2023 USD ($)	Dec. 31, 2023 USD ($)
Disclosure Of Summary Of Significant Accounting Policies [Line Items]
Number of operating segments | segment				1
Credit losses on marketable securities				$ 0	$ 0
Credit loss expense				0	7,000,000.0
Receivables outstanding from customers	$ 600,000			600,000		$ 5,700,000
Allowance for expected credit losses						3,800,000
Self-insurance accrual, net	2,600,000			2,600,000		3,300,000
Deferred revenue, revenue recognized	238,000,000.0	$ 204,300,000		439,800,000	$ 362,000,000.0
Aggregate amount of transaction price allocated to remaining performance obligations	1,100,000,000			1,100,000,000
Money market funds
Disclosure Of Summary Of Significant Accounting Policies [Line Items]
Restricted cash released from restriction			$ 3,100,000
Restricted cash	0			0		$ 0
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2024-10-01
Disclosure Of Summary Of Significant Accounting Policies [Line Items]
Aggregate amount of transaction price allocated to remaining performance obligations	$ 738,900,000			$ 738,900,000
Percentage of remaining performance obligation expects to recognize as revenue	69.00%			69.00%
Revenue, remaining performance obligation, expected timing of satisfaction, period	12 months			12 months
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2025-10-01
Disclosure Of Summary Of Significant Accounting Policies [Line Items]
Aggregate amount of transaction price allocated to remaining performance obligations	$ 334,600,000			$ 334,600,000
Minimum | Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2025-10-01
Disclosure Of Summary Of Significant Accounting Policies [Line Items]
Revenue, remaining performance obligation, expected timing of satisfaction, period	12 months			12 months
Maximum | Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2025-10-01
Disclosure Of Summary Of Significant Accounting Policies [Line Items]
Revenue, remaining performance obligation, expected timing of satisfaction, period	36 months			36 months