REVENUE RECOGNITION LONGTERM CONTRACTS AND DEFERRED AND UNBILLED REVENUE (Tables)  | 
9 Months Ended | |||||||||||||||||||||||||||||||||||||||||||||
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Sep. 29, 2019  | ||||||||||||||||||||||||||||||||||||||||||||||
| Revenue from Contract with Customer [Abstract] | ||||||||||||||||||||||||||||||||||||||||||||||
| Contract with Customer, Asset and Liability | 
 The following is a summary of our unbilled and deferred revenue and related activity: 
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- Definition Tabular disclosure of contract balances and changes in contract balances. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef 
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- References No definition available. 
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