Consolidated Statement of Shareholders' Equity (Unaudited) - USD ($) shares in Millions, $ in Millions	Total	Common Stock [Member]	Capital in Excess of Par Value [Member]	Retained Earnings [Member]	Treasury Stock [Member]	Accumulated Other Comprehensive Items [Member]
Balance (in shares) at Dec. 31, 2015		411.9			12.3
Balance at Dec. 31, 2015	$ 21,350.2	$ 411.9	$ 11,801.2	$ 12,142.3	$ (1,007.9)	$ (1,997.3)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of shares under employees' and directors' stock plans (in shares)		2.1			0.1
Issuance of shares under employees' and directors' stock plans	87.2	$ 2.1	104.6		$ (19.5)
Stock-based compensation	67.1		67.1
Tax benefit related to employees' and directors' stock plans	44.0		44.0
Purchases of company common stock (in shares)					7.3
Purchases of company common stock	(1,000.0)				$ (1,000.0)
Dividends declared	(118.6)			(118.6)
Net Income	918.8			918.8
Other comprehensive items	(84.8)					(84.8)
Balance (in shares) at Jul. 02, 2016		414.0			19.7
Balance at Jul. 02, 2016	21,263.9	$ 414.0	12,016.9	12,942.5	$ (2,027.4)	(2,082.1)
Balance (in shares) at Dec. 31, 2016		415.1			21.7
Balance at Dec. 31, 2016	21,539.3	$ 415.1	12,139.6	13,926.9	$ (2,306.0)	(2,636.3)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of shares under employees' and directors' stock plans (in shares)		1.8			0.1
Issuance of shares under employees' and directors' stock plans	108.5	$ 1.8	120.4		$ (13.7)
Stock-based compensation	71.2		71.2
Purchases of company common stock (in shares)					5.0
Purchases of company common stock	(750.0)				$ (750.0)
Dividends declared	(117.6)			(117.6)
Net Income	1,163.0			1,163.0
Other comprehensive items	380.2					380.2
Other	(3.0)		(3.0)
Balance (in shares) at Jul. 01, 2017		416.9			26.8
Balance at Jul. 01, 2017	$ 22,391.6	$ 416.9	$ 12,328.2	$ 14,972.3	$ (3,069.7)	$ (2,256.1)