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REVENUES FROM CONTRACTS - Contract Balances (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 30, 2019	Dec. 31, 2018
Revenue from Contract with Customer [Abstract]
Contract Accounts Receivable	$ 242.6	$ 263.9
Increase (decrease) in accounts receivable	(21.3)
Contract assets	68.9	91.2
Increase (decrease) in contract with customer, asset, net, current	(22.3)
Contract Liabilities - current	(84.0)	(79.5)
Increase (decrease) in contract with customer, liability, current	(4.5)
Contract Liabilities - non-current	(2.0)	(2.1)
Increase (decrease) in contract with customer, liability, noncurrent	0.1
Net contract balance	225.5	$ 273.5
Increase (decrease) in contract with customers, net	$ (48.0)

X

- Definition

Contract with Customers, Net

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Increase (Decrease) in Accounts Receivable, Net

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Increase (Decrease) in Contract with Customer, Asset, Net, Current

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For an unclassified balance sheet, the amount due from customers or clients for goods or services that have been delivered or sold in the normal course of business, reduced to their estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.

+ References

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-SubTopic 210
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Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time, classified as current.

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Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as current.

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Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as noncurrent.

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