REVENUES - Narrative (Details) - USD ($)			12 Months Ended
	May 06, 2024	Jun. 28, 2023	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023	May 31, 2024	Jun. 23, 2023
Capitalized Contract Cost [Line Items]
Unearned revenue, revenue recognized			$ 232,400,000	$ 155,500,000	$ 176,400,000
Accounts receivable sold		$ 17,500,000	300,000,000.0
Remaining performance obligation			4,632,100,000
Performance obligation partially satisfied in previous period, revenue recognized			(16,000,000)	61,000,000	60,000,000
Revenue reduction			(2,723,400,000)	(2,696,400,000)	(2,842,500,000)
Increase in loss from continuing operations			$ 983,000,000.0	$ 275,000,000.0	$ 30,500,000
Basic earnings (loss) per share (in dollars per share)			$ (10.81)	$ (3.67)	$ (0.29)
ARPP, maximum facility amount							$ 80,000,000.0
Proceeds from sale of receivables		$ 17,300,000
Factored customer receivables						$ 0
Receivables securitization program, term	3 years
Receivables securitization program, amount	$ 300,000,000.0
Receivables securitization program, fees associated with sale			$ 17,800,000	$ 12,300,000
Change in Scope And Change In Estimated Effort To Complete Contract
Capitalized Contract Cost [Line Items]
Revenue reduction			17,000,000	29,000,000
Increase in loss from continuing operations			$ 17,000,000	$ 29,000,000
Basic earnings (loss) per share (in dollars per share)			$ (190,000)	$ (330,000)
Minimum
Capitalized Contract Cost [Line Items]
Remaining performance obligation, period			1 year
Maximum
Capitalized Contract Cost [Line Items]
Remaining performance obligation, period			8 years
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2026-01-01
Capitalized Contract Cost [Line Items]
Remaining performance obligation, percentage			29.30%
Remaining performance obligation, period			12 months
Sales commission assets
Capitalized Contract Cost [Line Items]
Capitalized assets, amortization			$ 11,900,000	$ 12,000,000.0	$ 11,500,000
Deferred contract costs
Capitalized Contract Cost [Line Items]
Capitalized assets, amortization			$ 700,000	$ 1,900,000	$ 2,100,000