Condensed Consolidated Statement of Income (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Dec. 30, 2016	Jan. 01, 2016	Dec. 30, 2016	Jan. 01, 2016
Income Statement [Abstract]
Revenue from product sales and services	$ 1,700	$ 1,748	$ 3,378	$ 3,458
Cost of product sales and services	(1,138)	(1,203)	(2,258)	(2,347)
Engineering, selling and administrative expenses	(276)	(217)	(572)	(525)
Non-operating income	1	0	2	1
Interest income	1	0	1	1
Interest expense	(44)	(46)	(88)	(93)
Income from continuing operations before income taxes	244	282	463	495
Income taxes	(76)	(85)	(139)	(152)
Income from continuing operations	168	197	324	343
Discontinued operations, net of income taxes	9	(349)	13	(347)
Net income (loss)	$ 177	$ (152)	$ 337	$ (4)
Basic
Basic, Continuing operations (in dollars per share)	$ 1.35	$ 1.59	$ 2.60	$ 2.77
Basic, Discontinuing operations (in dollars per share)	0.07	(2.82)	0.11	(2.81)
Basic (in dollars per share)	1.42	(1.23)	2.71	(0.04)
Diluted
Diluted, Continuing operations (in dollars per share)	1.33	1.58	2.57	2.75
Diluted, Discontinued operations (in dollars per share)	0.07	(2.80)	0.11	(2.78)
Diluted (in dollars per share)	1.40	(1.22)	2.68	(0.03)
Cash dividends paid per common share (in dollars per share)	$ 0.53	$ 0.50	$ 1.06	$ 1.00
Basic weighted average common shares outstanding (in shares)	123.7	123.8	123.8	123.6
Diluted weighted average common shares outstanding (in shares)	125.4	124.9	125.5	124.7