Condensed Consolidating Balance Sheet (Detail) (USD $) In Millions, unless otherwise specified	Mar. 30, 2013	Dec. 29, 2012	Mar. 31, 2012	Dec. 31, 2011
Current Assets
Cash and cash equivalents	$ 557.5	$ 716.0	$ 883.6	$ 906.9
Accounts and notes receivable, net	1,782.7	1,537.6
Inventories, net	1,539.7	1,316.0
Assets Held-for-sale, Current	83.9	135.2
Other current assets	462.1	394.1
Total Current Assets	4,425.9	4,098.9
Property, Plant and Equipment, net	1,354.6	1,333.6
Goodwill and intangibles, net	10,679.4	9,955.5
Investment in Subsidiaries	0	0
Intercompany Receivables	0	0
Other Assets	437.6	456.0
Total Assets	16,897.5	15,844.0
Current Liabilities
Short-term borrowings	1,331.9	1.1
Current maturities of long-term debt	10.6	10.4
Accounts payable and accrued expenses	2,782.4	3,031.2
Liabilities of Assets Held-for-sale	7.7	30.9
Total Current Liabilities	4,132.6	3,073.6
Long-term debt	3,494.1	3,526.5
Other Liabilities	2,611.7	2,516.8
Intercompany Payable Current	0	0
Accumulated other comprehensive (loss)	(530.2)	(388.0)
Other Shareowners' Equity	7,144.9	7,055.1
Non-controlling interests	44.4	60.0
Total Shareowners' Equity	6,659.1	6,727.1
Total Liabilities and Shareowners' Equity	16,897.5	15,844.0
Parent Stanley Black & Decker, Inc.
Current Assets
Cash and cash equivalents	1.0	83.5	(1.1)	56.2
Accounts and notes receivable, net	86.0	111.5
Inventories, net	152.6	139.9
Assets Held-for-sale, Current	0	0
Other current assets	126.9	46.8
Total Current Assets	366.5	381.7
Property, Plant and Equipment, net	200.0	217.4
Goodwill and intangibles, net	148.2	148.2
Investment in Subsidiaries	10,574.1	10,530.1
Intercompany Receivables	0	0
Other Assets	55.1	57.8
Total Assets	11,343.9	11,335.2
Current Liabilities
Short-term borrowings	1,330.6	0
Current maturities of long-term debt	5.5	5.3
Accounts payable and accrued expenses	122.9	288.6
Liabilities of Assets Held-for-sale	0	0
Total Current Liabilities	1,459.0	293.9
Long-term debt	3,001.2	3,028.0
Other Liabilities	12.7	(54.5)
Intercompany Payable Current	256.3	1,400.7
Accumulated other comprehensive (loss)	(530.2)	(388.0)
Other Shareowners' Equity	7,144.9	7,055.1
Non-controlling interests	0	0
Total Shareowners' Equity	6,614.7	6,667.1
Total Liabilities and Shareowners' Equity	11,343.9	11,335.2
The Black & Decker Corporation
Current Assets
Cash and cash equivalents	0.3	1.5	19.7	1.4
Accounts and notes receivable, net	0	0.7
Inventories, net	0	0
Assets Held-for-sale, Current	0	0
Other current assets	0	0
Total Current Assets	0.3	2.2
Property, Plant and Equipment, net	0	0
Goodwill and intangibles, net	1,412.7	1,415.1
Investment in Subsidiaries	2,883.8	2,861.9
Intercompany Receivables	7,604.9	7,763.2
Other Assets	70.1	70.1
Total Assets	11,971.8	12,112.5
Current Liabilities
Short-term borrowings	0	0
Current maturities of long-term debt	2.8	2.8
Accounts payable and accrued expenses	4.4	37.7
Liabilities of Assets Held-for-sale	0	0
Total Current Liabilities	7.2	40.5
Long-term debt	322.3	324.0
Other Liabilities	659.0	619.8
Intercompany Payable Current	8,615.2	9,291.8
Accumulated other comprehensive (loss)	(794.9)	(701.2)
Other Shareowners' Equity	3,163.0	2,537.6
Non-controlling interests	0	0
Total Shareowners' Equity	2,368.1	1,836.4
Total Liabilities and Shareowners' Equity	11,971.8	12,112.5
Non-Guarantor Subsidiaries
Current Assets
Cash and cash equivalents	556.2	631.0	865.0	849.3
Accounts and notes receivable, net	1,696.7	1,425.4
Inventories, net	1,387.1	1,176.1
Assets Held-for-sale, Current	83.9	135.2
Other current assets	335.2	347.3
Total Current Assets	4,059.1	3,715.0
Property, Plant and Equipment, net	1,154.6	1,116.2
Goodwill and intangibles, net	9,118.5	8,392.2
Investment in Subsidiaries	0	0
Intercompany Receivables	8,397.4	8,916.7
Other Assets	312.4	328.1
Total Assets	23,042.0	22,468.2
Current Liabilities
Short-term borrowings	1.3	1.1
Current maturities of long-term debt	2.3	2.3
Accounts payable and accrued expenses	2,655.1	2,704.9
Liabilities of Assets Held-for-sale	7.7	30.9
Total Current Liabilities	2,666.4	2,739.2
Long-term debt	170.6	174.5
Other Liabilities	1,940.0	1,951.5
Intercompany Payable Current	7,130.8	5,987.4
Accumulated other comprehensive (loss)	(336.5)	(133.8)
Other Shareowners' Equity	11,426.3	11,689.4
Non-controlling interests	44.4	60.0
Total Shareowners' Equity	11,134.2	11,615.6
Total Liabilities and Shareowners' Equity	23,042.0	22,468.2
Eliminations
Current Assets
Cash and cash equivalents	0	0	0	0
Accounts and notes receivable, net	0	0
Inventories, net	0	0
Assets Held-for-sale, Current		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	(13,457.9)	(13,392.0)
Intercompany Receivables	(16,002.3)	(16,679.9)
Other Assets	0	0
Total Assets	(29,460.2)	(30,071.9)
Current Liabilities
Short-term borrowings	0	0
Current maturities of long-term debt	0	0
Accounts payable and accrued expenses	0	0
Liabilities of Assets Held-for-sale
Total Current Liabilities	0	0
Long-term debt	0	0
Other Liabilities	0	0
Intercompany Payable Current	(16,002.3)	(16,679.9)
Accumulated other comprehensive (loss)	1,131.4	835.0
Other Shareowners' Equity	(14,589.3)	(14,227.0)
Non-controlling interests	0	0
Total Shareowners' Equity	(13,457.9)	(13,392.0)
Total Liabilities and Shareowners' Equity	$ (29,460.2)	$ (30,071.9)