Consolidated Statements of Cash Flows - Manufacturing Group and Finance Group - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Jan. 01, 2022	Jan. 02, 2021
Cash flows from operating activities
Income from continuing operations	$ 862	$ 747	$ 309
Non-cash items:
Depreciation and amortization	397	390	391
Deferred income taxes	(220)	23	(7)
Asset impairments and TRU inventory charge	2	13	116
Gain on business disposition	0	(17)	0
Other, net	94	88	79
Changes in assets and liabilities:
Accounts receivable, net	(26)	(58)	149
Inventories	(55)	45	434
Other assets	35	(112)	66
Accounts payable	235	13	(613)
Other liabilities	270	405	(5)
Income taxes, net	18	11	(62)
Pension, net	(165)	(82)	(15)
Other operating activities, net	8	2	16
Net cash provided by (used in) operating activities of continuing operations	1,490	1,599	769
Net cash used in operating activities of discontinued operations	(2)	(1)	(1)
Net cash provided by (used in) operating activities	1,488	1,598	768
Cash flows from investing activities
Capital expenditures	(354)	(375)	(317)
Net cash used in acquisitions	(202)	0	(15)
Net proceeds (payments) from corporate-owned life insurance policies	23	(2)	22
Proceeds from sale of property, plant and equipment and an insurance recovery	22	3	33
Net proceeds from business disposition	0	38	0
Finance receivables repaid	20	19	22
Other investing activities, net	44	36	7
Net cash used in investing activities	(447)	(281)	(248)
Cash flows from financing activities
Net proceeds from long-term debt	0	0	1,137
Principal payments on long-term debt and nonrecourse debt	(234)	(621)	(593)
Proceeds from borrowings against corporate-owned life insurance policies	0	0	377
Payments on borrowings against corporate-owned life insurance policies	0	0	(377)
Purchases of Textron common stock	(867)	(921)	(183)
Proceeds from exercise of stock options	44	116	22
Dividends paid	(17)	(18)	(18)
Other financing activities, net	(3)	(1)	(5)
Net cash provided by (used in) financing activities	(1,091)	(1,446)	360
Effect of exchange rate changes on cash and equivalents	(32)	(8)	17
Net increase (decrease) in cash and equivalents	(82)	(137)	897
Cash and equivalents at beginning of year	2,117	2,254	1,357
Cash and equivalents at end of year	2,035	2,117	2,254
Decrease in short-term debt	(14)	(1)	0
Manufacturing group
Cash flows from operating activities
Income from continuing operations	835	740	301
Non-cash items:
Depreciation and amortization	396	380	386
Deferred income taxes	(200)	27	(2)
Asset impairments and TRU inventory charge	2	13	116
Gain on business disposition	0	(17)	0
Other, net	103	97	69
Changes in assets and liabilities:
Accounts receivable, net	(26)	(58)	149
Inventories	(55)	45	434
Other assets	34	(111)	68
Accounts payable	235	13	(613)
Other liabilities	277	404	(15)
Income taxes, net	18	16	(61)
Pension, net	(165)	(82)	(15)
Other operating activities, net	7	2	16
Net cash provided by (used in) operating activities of continuing operations	1,461	1,469	833
Net cash used in operating activities of discontinued operations	(2)	(1)	(1)
Net cash provided by (used in) operating activities	1,459	1,468	832
Cash flows from investing activities
Capital expenditures	(354)	(375)	(317)
Net cash used in acquisitions	(202)	0	(15)
Net proceeds (payments) from corporate-owned life insurance policies	23	(2)	22
Proceeds from sale of property, plant and equipment and an insurance recovery	22	3	33
Net proceeds from business disposition	0	38	0
Finance receivables repaid	0	0	0
Finance receivables originated	0	0	0
Other investing activities, net	0	1	0
Net cash used in investing activities	(511)	(335)	(277)
Cash flows from financing activities
Net proceeds from long-term debt	0	0	1,137
Principal payments on long-term debt and nonrecourse debt	(18)	(524)	(548)
Proceeds from borrowings against corporate-owned life insurance policies	0	0	377
Payments on borrowings against corporate-owned life insurance policies	0	0	(377)
Purchases of Textron common stock	(867)	(921)	(183)
Proceeds from exercise of stock options	44	116	22
Dividends paid	(17)	(18)	(18)
Other financing activities, net	(3)	(1)	(17)
Net cash provided by (used in) financing activities	(875)	(1,349)	393
Effect of exchange rate changes on cash and equivalents	(32)	(8)	17
Net increase (decrease) in cash and equivalents	41	(224)	965
Cash and equivalents at beginning of year	1,922	2,146	1,181
Cash and equivalents at end of year	1,963	1,922	2,146
Decrease in short-term debt	(14)	(1)	0
Finance group
Cash flows from operating activities
Income from continuing operations	27	7	8
Non-cash items:
Depreciation and amortization	1	10	5
Deferred income taxes	(20)	(4)	(5)
Asset impairments and TRU inventory charge	0	0	0
Gain on business disposition	0	0	0
Other, net	(9)	(9)	10
Changes in assets and liabilities:
Accounts receivable, net	0	0	0
Inventories	0	0	0
Other assets	1	(1)	(2)
Accounts payable	0	0	0
Other liabilities	(7)	1	(2)
Income taxes, net	0	(5)	(1)
Pension, net	0	0	0
Other operating activities, net	0	0	0
Net cash provided by (used in) operating activities of continuing operations	(7)	(1)	13
Net cash used in operating activities of discontinued operations	0	0	0
Net cash provided by (used in) operating activities	(7)	(1)	13
Cash flows from investing activities
Capital expenditures	0	0	0
Net cash used in acquisitions	0	0	0
Net proceeds (payments) from corporate-owned life insurance policies	0	0	0
Proceeds from sale of property, plant and equipment and an insurance recovery	0	0	0
Net proceeds from business disposition	0	0	0
Finance receivables repaid	147	250	128
Finance receivables originated	(92)	(100)	(195)
Other investing activities, net	45	35	19
Net cash used in investing activities	100	185	(48)
Cash flows from financing activities
Net proceeds from long-term debt	0	0	0
Principal payments on long-term debt and nonrecourse debt	(216)	(97)	(45)
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	0
Other financing activities, net	0	0	12
Net cash provided by (used in) financing activities	(216)	(97)	(33)
Effect of exchange rate changes on cash and equivalents	0	0	0
Net increase (decrease) in cash and equivalents	(123)	87	(68)
Cash and equivalents at beginning of year	195	108	176
Cash and equivalents at end of year	72	195	108
Decrease in short-term debt	$ 0	$ 0	$ 0