Condensed Consolidating Balance Sheet (Detail) (USD $) In Millions, unless otherwise specified	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Jul. 02, 2011	Apr. 02, 2011	Jan. 01, 2011
Current Assets
Cash and cash equivalents	$ 577.8	$ 883.6	$ 906.9	$ 1,914.4	$ 1,880.8	$ 1,742.8
Accounts and notes receivable, net	1,675.8		1,553.2
Inventories, net	1,574.9		1,438.6
Other current assets	477.3		424.0
Total Current Assets	4,305.8		4,322.7
Property, Plant and Equipment, net	1,295.2		1,250.9
Goodwill and intangibles, net	10,447.0		10,037.1
Investment in Subsidiaries	0		0
Intercompany Receivables	0		0
Other Assets	302.4		338.3
Total Assets	16,350.4		15,949.0
Current Liabilities
Short-term borrowings	789.2		0.2
Current maturities of long-term debt	216.3		526.4
Accounts payable and accrued expenses	2,765.6		2,741.9
Total Current Liabilities	3,771.1		3,268.5
Intercompany Payables	0		0
Long-Term Debt	2,924.5		2,925.8
Other Liabilities	2,762.6		2,687.9
Accumulated other comprehensive (loss)	(547.6)		(349.2)
Other Shareowners' Equity	7,392.0		7,352.8
Non-controlling interests	47.8		63.2
Total Shareowners' Equity	6,892.2		7,066.8
Total Liabilities and Shareowners' Equity	16,350.4		15,949.0
Parent Stanley Black & Decker, Inc.
Current Assets
Cash and cash equivalents	7.6		56.2	31.6		(5.0)
Accounts and notes receivable, net	57.4		97.8
Inventories, net	144.5		117.2
Other current assets	76.5		90.7
Total Current Assets	286.0		361.9
Property, Plant and Equipment, net	216.5		193.1
Goodwill and intangibles, net	149.1		181.9
Investment in Subsidiaries	11,046.5		10,196.8
Intercompany Receivables	0		0
Other Assets	41.5		35.8
Total Assets	11,739.6		10,969.5
Current Liabilities
Short-term borrowings	789.2		0
Current maturities of long-term debt	209.4		523.8
Accounts payable and accrued expenses	170.6		382.3
Total Current Liabilities	1,169.2		906.1
Intercompany Payables	2,010.1		1,369.9
Long-Term Debt	1,729.3		1,722.2
Other Liabilities	(13.4)		(32.3)
Accumulated other comprehensive (loss)	(547.6)		(349.2)
Other Shareowners' Equity	7,392.0		7,352.8
Non-controlling interests	0		0
Total Shareowners' Equity	6,844.4		7,003.6
Total Liabilities and Shareowners' Equity	11,739.6		10,969.5
The Black & Decker Corporation
Current Assets
Cash and cash equivalents	2.3		1.4	2.7		3.5
Accounts and notes receivable, net	0		0
Inventories, net	0		0
Other current assets	0.2		10.4
Total Current Assets	2.5		11.8
Property, Plant and Equipment, net	0		0
Goodwill and intangibles, net	1,623.5		1,623.5
Investment in Subsidiaries	3,896.8		3,978.4
Intercompany Receivables	9,224.6		9,210.6
Other Assets	45.8		55.2
Total Assets	14,793.2		14,879.5
Current Liabilities
Short-term borrowings	0		0
Current maturities of long-term debt	4.8		0
Accounts payable and accrued expenses	(94.8)		(0.8)
Total Current Liabilities	(90.0)		(0.8)
Intercompany Payables	8,602.9		8,502.6
Long-Term Debt	1,017.9		1,031.9
Other Liabilities	151.6		167.2
Accumulated other comprehensive (loss)	(798.5)		(242.4)
Other Shareowners' Equity	5,909.3		5,421.0
Non-controlling interests	0		0
Total Shareowners' Equity	5,110.8		5,178.6
Total Liabilities and Shareowners' Equity	14,793.2		14,879.5
Non-Guarantor Subsidiaries
Current Assets
Cash and cash equivalents	567.9		849.3	1,880.1		1,744.3
Accounts and notes receivable, net	1,618.4		1,455.4
Inventories, net	1,430.4		1,321.4
Other current assets	400.6		322.9
Total Current Assets	4,017.3		3,949.0
Property, Plant and Equipment, net	1,078.7		1,057.8
Goodwill and intangibles, net	8,674.4		8,231.7
Investment in Subsidiaries	0		0
Intercompany Receivables	9,138.5		8,700.4
Other Assets	215.1		247.3
Total Assets	23,124.0		22,186.2
Current Liabilities
Short-term borrowings	0		0.2
Current maturities of long-term debt	2.1		2.6
Accounts payable and accrued expenses	2,689.8		2,360.4
Total Current Liabilities	2,691.9		2,363.2
Intercompany Payables	7,750.1		8,038.5
Long-Term Debt	177.3		171.7
Other Liabilities	2,624.4		2,553.0
Accumulated other comprehensive (loss)	(352.8)		(168.1)
Other Shareowners' Equity	10,185.3		9,164.7
Non-controlling interests	47.8		63.2
Total Shareowners' Equity	9,880.3		9,059.8
Total Liabilities and Shareowners' Equity	23,124.0		22,186.2
Eliminations
Current Assets
Cash and cash equivalents	0		0	0		0
Accounts and notes receivable, net	0		0
Inventories, net	0		0
Other current assets	0		0
Total Current Assets	0		0
Property, Plant and Equipment, net	0		0
Goodwill and intangibles, net	0		0
Investment in Subsidiaries	(14,943.3)		(14,175.2)
Intercompany Receivables	(18,363.1)		(17,911.0)
Other Assets	0		0
Total Assets	(33,306.4)		(32,086.2)
Current Liabilities
Short-term borrowings	0		0
Current maturities of long-term debt	0		0
Accounts payable and accrued expenses	0		0
Total Current Liabilities	0		0
Intercompany Payables	(18,363.1)		(17,911.0)
Long-Term Debt	0		0
Other Liabilities	0		0
Accumulated other comprehensive (loss)	1,151.3		410.5
Other Shareowners' Equity	(16,094.6)		(14,585.7)
Non-controlling interests	0		0
Total Shareowners' Equity	(14,943.3)		(14,175.2)
Total Liabilities and Shareowners' Equity	$ (33,306.4)		$ (32,086.2)