Consolidated Statements of Operations (USD $) In Millions, except Per Share data, unless otherwise specified	12 Months Ended
Jan. 03, 2015	Dec. 28, 2013	Dec. 29, 2012
Revenues
Manufacturing revenues	$ 13,775us-gaap_SalesRevenueNet	$ 11,972us-gaap_SalesRevenueNet	$ 12,022us-gaap_SalesRevenueNet
Finance revenues	103us-gaap_FinancialServicesRevenue	132us-gaap_FinancialServicesRevenue	215us-gaap_FinancialServicesRevenue
Total revenues	13,878us-gaap_Revenues	12,104us-gaap_Revenues	12,237us-gaap_Revenues
Costs and expenses
Cost of sales	11,421us-gaap_CostOfGoodsAndServicesSold	10,131us-gaap_CostOfGoodsAndServicesSold	10,019us-gaap_CostOfGoodsAndServicesSold
Selling and administrative expense	1,361	1,126	1,165
Interest expense	191us-gaap_InterestExpense	173us-gaap_InterestExpense	212us-gaap_InterestExpense
Acquisition and restructuring costs	52txt_AcquisitionAndRestructuringCosts
Total costs and expenses	13,025us-gaap_CostsAndExpenses	11,430us-gaap_CostsAndExpenses	11,396us-gaap_CostsAndExpenses
Income from continuing operations before income taxes	853	674	841
Income tax expense	248us-gaap_IncomeTaxExpenseBenefit	176us-gaap_IncomeTaxExpenseBenefit	260us-gaap_IncomeTaxExpenseBenefit
Income from continuing operations	605	498	581
Income (loss) from discontinued operations, net of income taxes	(5)		8
Net income	$ 600us-gaap_NetIncomeLoss	$ 498us-gaap_NetIncomeLoss	$ 589us-gaap_NetIncomeLoss
Basic earnings per share
Continuing operations (in dollars per share)	$ 2.17	$ 1.78	$ 2.07
Discontinued operations (in dollars per share)	$ (0.02)		$ 0.03
Basic earnings per share (in dollars per share)	$ 2.15us-gaap_EarningsPerShareBasic	$ 1.78us-gaap_EarningsPerShareBasic	$ 2.10us-gaap_EarningsPerShareBasic
Diluted earnings per share
Continuing operations (in dollars per share)	$ 2.15	$ 1.75	$ 1.97
Discontinued operations (in dollars per share)	$ (0.02)		$ 0.03
Diluted earnings per share (in dollars per share)	$ 2.13us-gaap_EarningsPerShareDiluted	$ 1.75us-gaap_EarningsPerShareDiluted	$ 2.00us-gaap_EarningsPerShareDiluted

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