DISCONTINUED OPERATIONS AND DIVESTITURES - Balance Sheet (Details) - USD ($) $ in Millions	Jun. 30, 2017	Dec. 30, 2016	Jul. 01, 2016
Assets
Receivables	$ 0		$ 263
Inventories	0		97
Other current assets	0		37
Current assets of discontinued operations	0		397
Property, plant and equipment	0		91
Goodwill	0		623
Non-current deferred income taxes	0		47
Other intangible assets	0		311
Other non-current assets	0		5
Non-current assets of discontinued operations	0		1,077
Liabilities
Accounts payable	0		109
Advance payments and unearned income	0		25
Other current liabilities	12		114
Current liabilities of discontinued operations	12		248
Non-current liabilities of discontinued operations	21		45
Discontinued Operations, Disposed of by Sale | Caprock | Critical Networks
Assets
Goodwill		$ 136
Discontinued Operations, Disposed of by Sale | Broadcast Communications
Liabilities
Other current liabilities	4		30
Non-current liabilities of discontinued operations	7		6
Discontinued Operations, Held-for-sale or Disposed of by Sale | Caprock | Critical Networks
Assets
Receivables	0		67
Inventories	0		14
Other current assets	0		31
Current assets of discontinued operations	0		112
Property, plant and equipment	0		73
Goodwill	0		136
Non-current deferred income taxes	0		43
Other intangible assets	0		24
Other non-current assets	0		3
Non-current assets of discontinued operations	0		279
Liabilities
Accounts payable	0		11
Advance payments and unearned income	0		5
Other current liabilities	6		44
Current liabilities of discontinued operations	6		60
Non-current liabilities of discontinued operations	14		26
Discontinued Operations, Held-for-sale or Disposed of by Sale | IT Services | Critical Networks
Assets
Receivables	0		196
Inventories	0		83
Other current assets	0		6
Current assets of discontinued operations	0		285
Property, plant and equipment	0		18
Goodwill	0		487
Non-current deferred income taxes	0		4
Other intangible assets	0		287
Other non-current assets	0		2
Non-current assets of discontinued operations	0		798
Liabilities
Accounts payable	0		98
Advance payments and unearned income	0		20
Other current liabilities	2		40
Current liabilities of discontinued operations	2		158
Non-current liabilities of discontinued operations	$ 0		$ 13