Consolidated Statements of Changes in Shareowners' Equity (USD $) In Millions, unless otherwise specified	Total	Common Stock	Additional Paid In Capital	Retained Earnings	Accumulated Other Comprehensive Income (Loss)	ESOP	Treasury Stock	Non- Controlling Interests
Beginning Balance at Jan. 03, 2009	$ 1,724.8	$ 230.9	$ 91.5	$ 2,199.9	$ (152.0)	$ (87.2)	$ (576.8)	$ 18.5
Comprehensive income:
Net earnings	226.3			224.3				2.0
Currency translation adjustment and other	77.1				77.1
Change in pension, net of tax	(1.6)				(1.6)
Total comprehensive income	301.8			224.3	75.5			2.0
Cash dividends declared - $1.64 per share in 2011, $1.34 per share in 2010 and $1.30 per share in 2009	(103.6)			(103.6)
Issuance of common stock	61.1		(6.9)	(27.1)			95.1
Repurchase of common stock (164,710 shares in 2011, 79,357 shares in 2010 and 62,336 shares in 2009)	(2.6)						(2.6)
Net premium paid and settlement of equity option	(9.2)		16.2				(25.4)
Formation of joint venture	4.9							4.9
Other, stock-based compensation related	20.7		20.7
Tax benefit related to stock options exercised	5.2		5.2
ESOP and related tax benefit	8.4			2.0		6.4
Ending Balance at Jan. 02, 2010	2,011.5	230.9	126.7	2,295.5	(76.5)	(80.8)	(509.7)	25.4
Comprehensive income:
Net earnings	198.2			198.2
Currency translation adjustment and other	(6.9)				(6.9)
Cash flow hedge, net of tax	(54.9)				(54.9)
Change in pension, net of tax	22.0				22.0
Total comprehensive income	158.4			198.2	(39.8)
Cash dividends declared - $1.64 per share in 2011, $1.34 per share in 2010 and $1.30 per share in 2009	(193.9)			(193.9)
Equity purchase contracts - stock issuance	320.0	12.9	307.1
Issuance of common stock	65.3		(30.2)				95.5
Black & Decker consideration paid	4,656.2	196.9	4,458.9				0.4
Repurchase of common stock (164,710 shares in 2011, 79,357 shares in 2010 and 62,336 shares in 2009)	(4.9)						(4.9)
Convertible equity - offering fees	(13.6)		(13.6)
Convertible equity - non-cash stock contract fees	(14.9)		(14.9)
Net premium paid and settlement of equity option	(50.3)		(48.6)				(1.7)
Non-controlling interest buyout	(0.9)		0.7					(1.6)
Non-controlling interests of acquired businesses	28.9							28.9
Other, stock-based compensation related	85.0		85.0
Tax benefit related to stock options exercised	14.6		14.6
ESOP and related tax benefit	8.3			2.0		6.3
Ending Balance at Jan. 01, 2011	7,069.7	440.7	4,885.7	2,301.8	(116.3)	(74.5)	(420.4)	52.7
Comprehensive income:
Net earnings	674.5			674.6				(0.1)
Currency translation adjustment and other	(116.6)				(116.6)
Cash flow hedge, net of tax	(25.7)				(25.7)
Change in pension, net of tax	(90.6)				(90.6)
Total comprehensive income	441.6			674.6	(232.9)			(0.1)
Cash dividends declared - $1.64 per share in 2011, $1.34 per share in 2010 and $1.30 per share in 2009	(271.3)			(271.3)
Equity purchase contracts - stock issuance	(0.4)		(0.4)
Issuance of common stock	101.3		(22.4)				123.7
Forward obligation to purchase treasury shares	(350.0)		(350.0)
Repurchase of common stock (164,710 shares in 2011, 79,357 shares in 2010 and 62,336 shares in 2009)	(11.1)						(11.1)
Net premium paid and settlement of equity option	(19.6)		(19.4)				(0.2)
Non-controlling interests of acquired businesses	10.6							10.6
Other, stock-based compensation related	68.9		68.9
Tax benefit related to stock options exercised	18.9		18.9
ESOP and related tax benefit	8.2			2.2		6.0
Ending Balance at Dec. 31, 2011	$ 7,066.8	$ 440.7	$ 4,581.3	$ 2,707.3	$ (349.2)	$ (68.5)	$ (308.0)	$ 63.2