Condensed Consolidated Statements of Shareholder's Equity - USD ($) shares in Millions, $ in Millions | Total | Open Market Purchases And Private Purchases | ASR | Open Market Purchases | Cumulative Effect, Period of Adoption, Adjustment | Total Shareholders' Equity | Total Shareholders' EquityOpen Market Purchases And Private Purchases | Total Shareholders' EquityASR | Total Shareholders' EquityOpen Market Purchases | Common Stock | Common StockOpen Market Purchases And Private Purchases | Common StockASR | Common StockOpen Market Purchases | Additional Paid-in Capital | Additional Paid-in CapitalASR | Accumulated Earnings | Accumulated EarningsCumulative Effect, Period of Adoption, Adjustment | Accumulated Other Comprehensive Loss | Accumulated Other Comprehensive LossCumulative Effect, Period of Adoption, Adjustment | Treasury Stock | Treasury StockOpen Market Purchases And Private Purchases | Treasury StockASR | Treasury StockOpen Market Purchases | Non- controlling Interest | SB/RH | SB/RHCumulative Effect, Period of Adoption, Adjustment | SB/RHTotal Shareholders' Equity | SB/RHOther Capital | SB/RHAccumulated Earnings | SB/RHAccumulated EarningsCumulative Effect, Period of Adoption, Adjustment | SB/RHAccumulated Other Comprehensive Loss | SB/RHAccumulated Other Comprehensive LossCumulative Effect, Period of Adoption, Adjustment | SB/RHNon- controlling Interest |
Balances at beginning of period (in shares) at Sep. 30, 2019 | | | | | | | | | | 48.8 | | | | | | | | | | | | | | | | | | | | | | | |
Balances at beginning of period at Sep. 30, 2019 | $ 1,728.9 | | | | $ 0 | $ 1,720.9 | | | | $ 0.5 | | | | $ 2,031.1 | | $ 223.8 | $ (0.3) | $ (273.6) | $ 0.3 | $ (260.9) | | | | $ 8 | $ 1,434.7 | $ 0 | $ 1,425.1 | $ 2,113.3 | $ (414.7) | $ (0.3) | $ (273.5) | $ 0.3 | $ 9.6 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Net income from continuing operations | (37.7) | | | | | (38.6) | | | | | | | | | | (38.6) | | | | | | | | 0.9 | (36.8) | | (37.7) | | (37.7) | | | | 0.9 |
Income (loss) from discontinued operations, net of tax | 2.8 | | | | | 2.8 | | | | | | | | | | 2.8 | | | | | | | | | 2.8 | | 2.8 | | 2.8 | | | | |
Other comprehensive income (loss), net of tax | 24.3 | | | | | 24.2 | | | | | | | | | | | | 24.2 | | | | | | 0.1 | 24.3 | | 24.2 | | | | 24.2 | | 0.1 |
Treasury stock repurchases (in shares) | | | | | | | | | | | (1.5) | (1.7) | | | | | | | | | | | | | | | | | | | | | |
Treasury stock repurchases | | $ (90.6) | $ (125) | | | | $ (90.6) | $ (125) | | | | | | | $ (18.7) | | | | | | $ (90.6) | $ (106.3) | | | | | | | | | | | |
Restricted stock issued and related tax withholdings (in shares) | | | | | | | | | | 0.5 | | | | | | | | | | | | | | | | | | | | | | | |
Restricted stock issued and related tax withholdings | 4.9 | | | | | 4.9 | | | | | | | | (13.3) | | 0 | | | | 18.2 | | | | | 4.9 | | 4.9 | 4.9 | | | | | |
Share based compensation | 8.5 | | | | | 8.5 | | | | | | | | 8.5 | | | | | | | | | | | 8.5 | | 8.5 | 8.5 | | | | | |
Dividends paid to parent | | | | | | | | | | | | | | | | | | | | | | | | | (36.7) | | (36.7) | | (36.7) | | | | |
Dividends declared | (20.2) | | | | | (20.2) | | | | | | | | | | (20.2) | | | | | | | | | | | | | | | | | |
Balances at end of period at Dec. 29, 2019 | 1,495.9 | | | | | 1,486.9 | | | | $ 0.5 | | | | 2,007.6 | | 167.5 | | (249.1) | | (439.6) | | | | 9 | 1,401.7 | | 1,391.1 | 2,126.7 | (486.6) | | (249) | | 10.6 |
Balances at end of period (in shares) at Dec. 29, 2019 | | | | | | | | | | 46.1 | | | | | | | | | | | | | | | | | | | | | | | |
Balances at beginning of period (in shares) at Sep. 30, 2019 | | | | | | | | | | 48.8 | | | | | | | | | | | | | | | | | | | | | | | |
Balances at beginning of period at Sep. 30, 2019 | 1,728.9 | | | | 0 | 1,720.9 | | | | $ 0.5 | | | | 2,031.1 | | 223.8 | (0.3) | (273.6) | 0.3 | (260.9) | | | | 8 | 1,434.7 | 0 | 1,425.1 | 2,113.3 | (414.7) | (0.3) | (273.5) | 0.3 | 9.6 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Net income from continuing operations | (96.9) | | | | | | | | | | | | | | | | | | | | | | | | (93.5) | | | | | | | | |
Income (loss) from discontinued operations, net of tax | $ 4.3 | | | | | | | | | | | | | | | | | | | | | | | | 4.3 | | | | | | | | |
Treasury stock repurchases (in shares) | (6.2) | | (2) | (4) | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Treasury stock repurchases | | | | | | | | | | | | | | | | | | | | (364.6) | | (124.8) | $ (230.6) | | | | | | | | | | |
Balances at end of period at Mar. 29, 2020 | $ 1,244.8 | | | | | 1,236.7 | | | | $ 0.5 | | | | 2,034.3 | | 90.8 | | (282) | | (606.9) | | | | 8.1 | 1,153.3 | | 1,143.6 | 2,134.7 | (709.2) | | (281.9) | | 9.7 |
Balances at end of period (in shares) at Mar. 29, 2020 | | | | | | | | | | 43.1 | | | | | | | | | | | | | | | | | | | | | | | |
Balances at beginning of period (in shares) at Sep. 30, 2019 | | | | | | | | | | 48.8 | | | | | | | | | | | | | | | | | | | | | | | |
Balances at beginning of period at Sep. 30, 2019 | 1,728.9 | | | | $ 0 | 1,720.9 | | | | $ 0.5 | | | | 2,031.1 | | 223.8 | $ (0.3) | (273.6) | $ 0.3 | (260.9) | | | | 8 | 1,434.7 | $ 0 | 1,425.1 | 2,113.3 | (414.7) | $ (0.3) | (273.5) | $ 0.3 | 9.6 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Treasury stock repurchases (in shares) | | | (2) | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Balances at end of period at Sep. 30, 2020 | 1,415.8 | | | | | 1,407.5 | | | | $ 0.5 | | | | 2,054.3 | | 243.9 | | (284.7) | | (606.5) | | | | 8.3 | 1,265.2 | | 1,255.3 | 2,154.1 | (614.2) | | (284.6) | | 9.9 |
Balances at end of period (in shares) at Sep. 30, 2020 | | | | | | | | | | 43.1 | | | | | | | | | | | | | | | | | | | | | | | |
Balances at beginning of period (in shares) at Dec. 29, 2019 | | | | | | | | | | 46.1 | | | | | | | | | | | | | | | | | | | | | | | |
Balances at beginning of period at Dec. 29, 2019 | 1,495.9 | | | | | 1,486.9 | | | | $ 0.5 | | | | 2,007.6 | | 167.5 | | (249.1) | | (439.6) | | | | 9 | 1,401.7 | | 1,391.1 | $ 2,126.7 | (486.6) | | (249) | | 10.6 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Net income from continuing operations | (59.2) | | | | | (58.4) | | | | | | | | | | (58.4) | | | | | | | | (0.8) | (56.6) | | (55.8) | | (55.8) | | | | (0.8) |
Income (loss) from discontinued operations, net of tax | 1.4 | | | | | 1.4 | | | | | | | | | | 1.4 | | | | | | | | | 1.4 | | 1.4 | | 1.4 | | | | |
Sale and deconsolidation of assets held for sale | 8.1 | | | | | 8.1 | | | | | | | | | | | | 8.1 | | | | | | | 8.1 | | 8.1 | | | | 8.1 | | |
Other comprehensive income (loss), net of tax | $ (41.1) | | | | | (41) | | | | | | | | | | | | (41) | | | | | | (0.1) | (41.1) | | (41) | | | | (41) | | (0.1) |
Treasury stock repurchases (in shares) | (3) | | (0.3) | (2.7) | | | | | | | | (0.3) | (2.7) | | | | | | | | | | | | | | | | | | | | |
Treasury stock repurchases | | | $ 0 | $ (149.2) | | | | | $ (149.2) | | | | | | $ 18.5 | | | | | (167.7) | | (18.5) | (149.2) | | | | | | | | | | |
Restricted stock issued and related tax withholdings (in shares) | | | | | | | | | | | | | | | | | | | | | | | | | | | | (0.3) | | | | | |
Restricted stock issued and related tax withholdings | $ (0.3) | | | | | (0.3) | | | | | | | | (0.7) | | | | | | 0.4 | | | | | (0.3) | | (0.3) | | | | | | |
Share based compensation | 8.9 | | | | | 8.9 | | | | | | | | 8.9 | | | | | | | | | | | 8.3 | | 8.3 | $ 8.3 | | | | | |
Dividends paid to parent | | | | | | | | | | | | | | | | | | | | | | | | | (168.2) | | (168.2) | | (168.2) | | | | |
Dividends declared | (19.7) | | | | | (19.7) | | | | | | | | | | (19.7) | | | | | | | | | | | | | | | | | |
Balances at end of period at Mar. 29, 2020 | 1,244.8 | | | | | 1,236.7 | | | | $ 0.5 | | | | 2,034.3 | | 90.8 | | (282) | | (606.9) | | | | 8.1 | 1,153.3 | | 1,143.6 | 2,134.7 | (709.2) | | (281.9) | | 9.7 |
Balances at end of period (in shares) at Mar. 29, 2020 | | | | | | | | | | 43.1 | | | | | | | | | | | | | | | | | | | | | | | |
Balances at beginning of period (in shares) at Sep. 30, 2020 | | | | | | | | | | 43.1 | | | | | | | | | | | | | | | | | | | | | | | |
Balances at beginning of period at Sep. 30, 2020 | 1,415.8 | | | | | 1,407.5 | | | | $ 0.5 | | | | 2,054.3 | | 243.9 | | (284.7) | | (606.5) | | | | 8.3 | 1,265.2 | | 1,255.3 | 2,154.1 | (614.2) | | (284.6) | | 9.9 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Net income from continuing operations | 73.4 | | | | | 72.6 | | | | | | | | | | 72.6 | | | | | | | | 0.8 | 73.6 | | 72.8 | | 72.8 | | | | 0.8 |
Income (loss) from discontinued operations, net of tax | (0.3) | | | | | (0.3) | | | | | | | | | | (0.3) | | | | | | | | | (0.3) | | (0.3) | | (0.3) | | | | |
Other comprehensive income (loss), net of tax | 16.6 | | | | | 16.2 | | | | | | | | | | | | 16.2 | | | | | | 0.4 | 16.6 | | 16.2 | | | | 16.2 | | 0.4 |
Treasury stock repurchases (in shares) | | | | | | | | | | (0.6) | | | | | | | | | | | | | | | | | | | | | | | |
Treasury stock repurchases | (42.3) | | | | | (42.3) | | | | | | | | | | | | | | (42.3) | | | | | | | | | | | | | |
Restricted stock issued and related tax withholdings (in shares) | | | | | | | | | | 0.2 | | | | | | | | | | | | | | | | | | | | | | | |
Restricted stock issued and related tax withholdings | (6.9) | | | | | (6.9) | | | | | | | | (18.6) | | | | | | 11.7 | | | | | (7.1) | | (7.1) | (7.1) | | | | | |
Share based compensation | 7.5 | | | | | 7.5 | | | | | | | | 7.5 | | | | | | | | | | | 7.5 | | 7.5 | 7.5 | | | | | |
Dividends paid to parent | | | | | | | | | | | | | | | | | | | | | | | | | (60.1) | | (60.1) | | (60.1) | | | | |
Dividends declared | (18.4) | | | | | (18.4) | | | | | | | | | | (18.4) | | | | | | | | | | | | | | | | | |
Dividend paid by subsidiary to NCI | (1) | | | | | | | | | | | | | | | | | | | | | | | (1) | (1) | | | | | | | | (1) |
Balances at end of period at Jan. 03, 2021 | 1,444.4 | | | | | 1,435.9 | | | | $ 0.5 | | | | 2,043.2 | | 297.8 | | (268.5) | | (637.1) | | | | 8.5 | 1,294.4 | | 1,284.3 | 2,154.5 | (601.8) | | (268.4) | | 10.1 |
Balances at end of period (in shares) at Jan. 03, 2021 | | | | | | | | | | 42.7 | | | | | | | | | | | | | | | | | | | | | | | |
Balances at beginning of period (in shares) at Sep. 30, 2020 | | | | | | | | | | 43.1 | | | | | | | | | | | | | | | | | | | | | | | |
Balances at beginning of period at Sep. 30, 2020 | 1,415.8 | | | | | 1,407.5 | | | | $ 0.5 | | | | 2,054.3 | | 243.9 | | (284.7) | | (606.5) | | | | 8.3 | 1,265.2 | | 1,255.3 | 2,154.1 | (614.2) | | (284.6) | | 9.9 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Net income from continuing operations | 110 | | | | | | | | | | | | | | | | | | | | | | | | 111 | | | | | | | | |
Income (loss) from discontinued operations, net of tax | $ (1.4) | | | | | | | | | | | | | | | | | | | | | | | | (1.4) | | | | | | | | |
Treasury stock repurchases (in shares) | (0.6) | | 0 | 0 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Treasury stock repurchases | | | | | | | | | | | | | | | | | | | | (42.3) | | 0 | 0 | | | | | | | | | | |
Balances at end of period at Apr. 04, 2021 | $ 1,494.8 | | | | | 1,487.6 | | | | $ 0.5 | | | | 2,051.6 | | 315.9 | | (243.4) | | (637) | | | | 7.2 | 1,347.2 | | 1,338.4 | 2,162.5 | (580.8) | | (243.3) | | 8.8 |
Balances at end of period (in shares) at Apr. 04, 2021 | | | | | | | | | | 42.7 | | | | | | | | | | | | | | | | | | | | | | | |
Balances at beginning of period (in shares) at Jan. 03, 2021 | | | | | | | | | | 42.7 | | | | | | | | | | | | | | | | | | | | | | | |
Balances at beginning of period at Jan. 03, 2021 | 1,444.4 | | | | | 1,435.9 | | | | $ 0.5 | | | | 2,043.2 | | 297.8 | | (268.5) | | (637.1) | | | | 8.5 | 1,294.4 | | 1,284.3 | 2,154.5 | (601.8) | | (268.4) | | 10.1 |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Net income from continuing operations | 36.8 | | | | | 37.7 | | | | | | | | | | 37.7 | | | | | | | | (0.9) | 37.3 | | 38.2 | | 38.2 | | | | (0.9) |
Income (loss) from discontinued operations, net of tax | (1.1) | | | | | (1.1) | | | | | | | | | | (1.1) | | | | | | | | | (1.1) | | (1.1) | | (1.1) | | | | |
Other comprehensive income (loss), net of tax | $ 25 | | | | | 25.1 | | | | | | | | | | | | 25.1 | | | | | | (0.1) | 25 | | 25.1 | | | | 25.1 | | (0.1) |
Treasury stock repurchases (in shares) | 0 | | 0 | 0 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
Treasury stock repurchases | | | | | | | | | | | | | | | | | | | | 0 | | $ 0 | $ 0 | | | | | | | | | | |
Restricted stock issued and related tax withholdings | $ 0 | | | | | | | | | | | | | (0.1) | | | | | | 0.1 | | | | | | | | | | | | | |
Share based compensation | 8.5 | | | | | 8.5 | | | | | | | | 8.5 | | | | | | | | | | | 8 | | 8 | 8 | | | | | |
Dividends paid to parent | | | | | | | | | | | | | | | | | | | | | | | | | (16.1) | | (16.1) | | (16.1) | | | | |
Dividends declared | (18.5) | | | | | (18.5) | | | | | | | | | | (18.5) | | | | | | | | | | | | | | | | | |
Dividend paid by subsidiary to NCI | (0.3) | | | | | | | | | | | | | | | | | | | | | | | (0.3) | (0.3) | | | | | | | | (0.3) |
Balances at end of period at Apr. 04, 2021 | $ 1,494.8 | | | | | $ 1,487.6 | | | | $ 0.5 | | | | $ 2,051.6 | | $ 315.9 | | $ (243.4) | | $ (637) | | | | $ 7.2 | $ 1,347.2 | | $ 1,338.4 | $ 2,162.5 | $ (580.8) | | $ (243.3) | | $ 8.8 |
Balances at end of period (in shares) at Apr. 04, 2021 | | | | | | | | | | 42.7 | | | | | | | | | | | | | | | | | | | | | | | |