Consolidated Statements of Cash Flows - Manufacturing Group and Finance Group - USD ($) $ in Millions	12 Months Ended
	Jan. 01, 2022	Jan. 02, 2021	Jan. 04, 2020
Cash flows from operating activities
Income from continuing operations	$ 747	$ 309	$ 815
Non-cash items:
Depreciation and amortization	390	391	416
Gain on business disposition	(17)	0	0
Deferred income taxes	23	(7)	89
Asset impairments and TRU inventory charge	13	116	15
Other, net	88	79	79
Changes in assets and liabilities:
Accounts receivable, net	(58)	149	99
Inventories	45	434	(292)
Other assets	(112)	66	(37)
Accounts payable	13	(613)	280
Other liabilities	405	(5)	(348)
Income taxes, net	11	(62)	(83)
Pension, net	(82)	(15)	(62)
Other operating activities, net	2	16	0
Net cash provided by (used in) operating activities of continuing operations	1,599	769	1,016
Net cash used in operating activities of discontinued operations	(1)	(1)	(2)
Net cash provided by (used in) operating activities	1,598	768	1,014
Cash flows from investing activities
Capital expenditures	(375)	(317)	(339)
Net proceeds from business disposition	38	0	0
Proceeds from an insurance recovery and sale of property, plant and equipment	3	33	9
Net (payments) proceeds from corporate-owned life insurance policies	(2)	22	2
Net cash used in acquisitions	0	(15)	(2)
Finance receivables repaid	19	22	48
Other investing activities, net	36	7	16
Net cash used in investing activities	(281)	(248)	(266)
Cash flows from financing activities
Net proceeds from long-term debt	0	1,137	301
Principal payments on long-term debt and nonrecourse debt	(621)	(593)	(303)
Proceeds from borrowings against corporate-owned life insurance policies	0	377	0
Payments on borrowings against corporate-owned life insurance policies	0	(377)	0
Purchases of Textron common stock	(921)	(183)	(503)
Proceeds from exercise of stock options	116	22	24
Dividends paid	(18)	(18)	(18)
Other financing activities, net	(2)	(5)	(3)
Net cash provided by (used in) financing activities	(1,446)	360	(502)
Effect of exchange rate changes on cash and equivalents	(8)	17	4
Net increase (decrease) in cash and equivalents	(137)	897	250
Cash and equivalents at beginning of year	2,254	1,357	1,107
Cash and equivalents at end of year	2,117	2,254	1,357
Manufacturing group
Cash flows from operating activities
Income from continuing operations	740	301	793
Non-cash items:
Depreciation and amortization	380	386	410
Gain on business disposition	(17)	0	0
Deferred income taxes	27	(2)	91
Asset impairments and TRU inventory charge	13	116	15
Other, net	97	69	79
Changes in assets and liabilities:
Accounts receivable, net	(58)	149	99
Inventories	45	434	(319)
Other assets	(111)	68	(34)
Accounts payable	13	(613)	280
Other liabilities	404	(15)	(352)
Income taxes, net	16	(61)	(90)
Pension, net	(82)	(15)	(62)
Dividends received from Finance group	0	0	50
Other operating activities, net	2	16	0
Net cash provided by (used in) operating activities of continuing operations	1,469	833	960
Net cash used in operating activities of discontinued operations	(1)	(1)	(2)
Net cash provided by (used in) operating activities	1,468	832	958
Cash flows from investing activities
Capital expenditures	(375)	(317)	(339)
Net proceeds from business disposition	38	0	0
Proceeds from an insurance recovery and sale of property, plant and equipment	3	33	9
Net (payments) proceeds from corporate-owned life insurance policies	(2)	22	2
Net cash used in acquisitions	0	(15)	(2)
Finance receivables repaid	0	0	0
Finance receivables originated	0	0	0
Other investing activities, net	1	0	1
Net cash used in investing activities	(335)	(277)	(329)
Cash flows from financing activities
Net proceeds from long-term debt	0	1,137	301
Principal payments on long-term debt and nonrecourse debt	(524)	(548)	(252)
Proceeds from borrowings against corporate-owned life insurance policies	0	377	0
Payments on borrowings against corporate-owned life insurance policies	0	(377)	0
Purchases of Textron common stock	(921)	(183)	(503)
Proceeds from exercise of stock options	116	22	24
Dividends paid	(18)	(18)	(18)
Other financing activities, net	(2)	(17)	9
Net cash provided by (used in) financing activities	(1,349)	393	(439)
Effect of exchange rate changes on cash and equivalents	(8)	17	4
Net increase (decrease) in cash and equivalents	(224)	965	194
Cash and equivalents at beginning of year	2,146	1,181	987
Cash and equivalents at end of year	1,922	2,146	1,181
Finance group
Cash flows from operating activities
Income from continuing operations	7	8	22
Non-cash items:
Depreciation and amortization	10	5	6
Gain on business disposition	0	0	0
Deferred income taxes	(4)	(5)	(2)
Asset impairments and TRU inventory charge	0	0	0
Other, net	(9)	10	0
Changes in assets and liabilities:
Accounts receivable, net	0	0	0
Inventories	0	0	0
Other assets	(1)	(2)	(3)
Accounts payable	0	0	0
Other liabilities	1	(2)	4
Income taxes, net	(5)	(1)	7
Pension, net	0	0	0
Dividends received from Finance group	0	0	0
Other operating activities, net	0	0	0
Net cash provided by (used in) operating activities of continuing operations	(1)	13	34
Net cash used in operating activities of discontinued operations	0	0	0
Net cash provided by (used in) operating activities	(1)	13	34
Cash flows from investing activities
Capital expenditures	0	0	0
Net proceeds from business disposition	0	0	0
Proceeds from an insurance recovery and sale of property, plant and equipment	0	0	0
Net (payments) proceeds from corporate-owned life insurance policies	0	0	0
Net cash used in acquisitions	0	0	0
Finance receivables repaid	250	128	277
Finance receivables originated	(100)	(195)	(184)
Other investing activities, net	35	19	42
Net cash used in investing activities	185	(48)	135
Cash flows from financing activities
Net proceeds from long-term debt	0	0	0
Principal payments on long-term debt and nonrecourse debt	(97)	(45)	(51)
Proceeds from borrowings against corporate-owned life insurance policies	0	0	0
Payments on borrowings against corporate-owned life insurance policies	0	0	0
Purchases of Textron common stock	0	0	0
Proceeds from exercise of stock options	0	0	0
Dividends paid	0	0	(50)
Other financing activities, net	0	12	(12)
Net cash provided by (used in) financing activities	(97)	(33)	(113)
Effect of exchange rate changes on cash and equivalents	0	0	0
Net increase (decrease) in cash and equivalents	87	(68)	56
Cash and equivalents at beginning of year	108	176	120
Cash and equivalents at end of year	$ 195	$ 108	$ 176