REVENUE (Tables)

6 Months Ended

Jun. 30, 2023

Revenue from Contract with Customer [Abstract]

Accounts Receivables and Current and Long-term Contract Assets and Liabilities

The Company’s Accounts receivable and current and long-term contract assets and liabilities are summarized in the following table.

	Accounts Receivable, Less Allowance		Contract Assets (Current)		Contract Assets (Long-Term)		Contract Liabilities (Current)		Contract Liabilities (Long-Term)
Balance sheet caption:	Accounts receivable, net		Other current assets		Other assets		Other accruals		Other long-term liabilities
Balance at December 31, 2022	$	2,563.6	$	43.8	$	117.7	$	292.9	$	7.1
Balance at June 30, 2023	3,117.8		46.0		141.4		267.2		8.6

Schedule of Allowance For Doubtful Accounts

The following table summarizes the movement in the Company's allowance for doubtful accounts:

	Six Months Ended June 30,
	2023		2022
Beginning balance	$	56.6	$	48.9
Bad debt expense	32.4		36.5
Uncollectible accounts written off, net of recoveries	(12.3)		(13.6)
Ending balance	$	76.7	$	71.8