Consolidated Statements of Cash Flows - USD ($) $ in Millions	12 Months Ended
	Dec. 28, 2024	Dec. 30, 2023	Dec. 31, 2022
Net Cash Flows From (To) Operating Activities:
Net income	$ 139.5	$ 49.2	$ 123.9
Non-cash items included in net income:
Depreciation and amortization	107.8	94.9	84.2
Other post-retirement and post-employment benefits	1.1	1.1	1.3
Stock-based compensation	17.4	16.5	9.0
Deferred income taxes	(14.1)	(0.6)	(15.3)
Asset impairment charges	0.0	31.5	6.2
Gain on sale of subsidiary	0.0	0.0	(50.4)
Other – net	5.5	5.1	2.7
Net increase (decrease) in cash from operating assets and liabilities	(19.1)	76.5	(72.7)
Decrease in other liabilities	(11.4)	(6.6)	(7.7)
Net cash flows from (to) operating activities	226.7	267.5	81.2
Net Cash Flows From (To) Investing Activities:
Capital expenditures	(50.6)	(78.1)	(60.0)
Acquisition spending, net of cash acquired	0.0	(369.7)	(11.4)
Capitalized software	(2.3)	(1.0)	(8.4)
Purchase of investments	(3.2)	(5.7)	(2.8)
Sales or maturities of investments	4.7	5.4	2.3
Net proceeds from sale of subsidiary	0.0	2.7	69.5
Other – net	0.4	1.6	(0.0)
Net cash flows from (to) investing activities	(51.0)	(444.8)	(10.7)
Net Cash Flows From (To) Financing Activities:
Payments of debt	(420.6)	(436.0)	(401.6)
Proceeds from debt	328.2	684.0	413.9
Dividends paid	(63.6)	(58.5)	(53.2)
Purchase of HNI Corporation common stock	(65.8)	(0.3)	(65.2)
Proceeds from sales of HNI Corporation common stock	51.2	2.3	4.7
Other – net	(11.6)	(2.8)	(4.0)
Net cash flows from (to) financing activities	(182.2)	188.8	(105.4)
Net increase (decrease) in cash and cash equivalents	(6.4)	11.5	(34.8)
Cash and cash equivalents at beginning of period	28.9	17.4	52.3
Cash and cash equivalents at end of period	$ 22.5	$ 28.9	$ 17.4