Condensed Consolidated Statements Of Shareholder's Equity - USD ($) $ in Millions | Total | Cumulative Effect, Period of Adoption, Adjustment | Total Shareholders' Equity | Total Shareholders' EquityCumulative Effect, Period of Adoption, Adjustment | Common Stock | Additional Paid-in Capital | Accumulated Deficit/Earnings | Accumulated Deficit/EarningsCumulative Effect, Period of Adoption, Adjustment | Accumulated Other Comprehensive Loss | Accumulated Other Comprehensive LossCumulative Effect, Period of Adoption, Adjustment | Treasury Stock | Non- controlling Interest | SB/RH | SB/RHCumulative Effect, Period of Adoption, Adjustment | SB/RHTotal Shareholders' Equity | SB/RHTotal Shareholders' EquityCumulative Effect, Period of Adoption, Adjustment | SB/RHOther Capital | SB/RHAccumulated Deficit/Earnings | SB/RHAccumulated Deficit/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 Sep. 30, 2018 | $ 1,589.6 | $ (3.2) | $ 1,581.3 | $ (3.2) | $ 0.5 | $ 1,996.7 | $ (180.1) | $ (3.2) | $ (235.8) | | $ 0 | $ 8.3 | $ 1,611.7 | $ (3.2) | $ 1,601.8 | $ (3.2) | $ 2,073 | $ (235.5) | $ (3.2) | $ (235.7) | | $ 9.9 |
Balances, shares at Sep. 30, 2018 | | | | | 53,400,000 | | | | | | | | | | | | | | | | | |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | | | | | | | | | | | | | | |
Net (loss) income from continuing operations | (29) | | (29.2) | | | | (29.2) | | | | | 0.2 | (18.9) | | (19.1) | | | (19.1) | | | | 0.2 |
Income (loss) from discontinued operations, net of tax | (83.2) | | (83.2) | | | | (83.2) | | | | | | (83.2) | | (83.2) | | | (83.2) | | | | |
Other comprehensive income (loss), net of tax | (11) | | (11) | | | | | | (11) | | | | (11) | | (11) | | | | | (11) | | |
Treasury stock repurchases | (18.5) | | (18.5) | | | | | | | | (18.5) | | | | | | | | | | | |
Treasury stock repurchases (in shares) | | | | | (300,000) | | | | | | | | | | | | | | | | | |
Restricted stock issued and related tax withholdings | 11.2 | | 11.2 | | | 7.5 | (0.2) | | | | 3.9 | | 11.3 | | 11.3 | | 11.3 | | | | | |
Restricted stock issued and related tax withholdings (in shares) | | | | | 300,000 | | | | | | | | | | | | | | | | | |
Share based compensation | 3.2 | | 3.2 | | | 3.2 | | | | | | | 2.8 | | 2.8 | | 2.8 | | | | | |
Dividends declared | (22.5) | | (22.5) | | | | (22.5) | | | | | | | | | | | | | | | |
Dividends paid to parent | | | | | | | | | | | | | (30.4) | | (30.4) | | | (30.4) | | | | |
Balances at Dec. 31, 2018 | 1,436.6 | | 1,428.1 | | $ 0.5 | 2,007.4 | (318.4) | | (246.8) | | (14.6) | 8.5 | 1,479.1 | | 1,469 | | 2,087.1 | (371.4) | | (246.7) | | 10.1 |
Balances, shares at Dec. 31, 2018 | | | | | 53,400,000 | | | | | | | | | | | | | | | | | |
Balances at Sep. 30, 2018 | 1,589.6 | (3.2) | 1,581.3 | $ (3.2) | $ 0.5 | 1,996.7 | (180.1) | (3.2) | (235.8) | | 0 | 8.3 | 1,611.7 | (3.2) | 1,601.8 | $ (3.2) | 2,073 | (235.5) | (3.2) | (235.7) | | 9.9 |
Balances, shares at Sep. 30, 2018 | | | | | 53,400,000 | | | | | | | | | | | | | | | | | |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | | | | | | | | | | | | | | |
Net (loss) income from continuing operations | (107.6) | | | | | | | | | | | | (60.1) | | | | | | | | | |
Income (loss) from discontinued operations, net of tax | 699.1 | | | | | | | | | | | | 699.1 | | | | | | | | | |
Treasury stock repurchases | $ (268.5) | | | | | | | | | | | | | | | | | | | | | |
Treasury stock repurchases (in shares) | (4,900,000) | | | | | | | | | | | | | | | | | | | | | |
Balances at Jun. 30, 2019 | $ 1,884 | | 1,874.6 | | $ 0.5 | 2,025.3 | 340.5 | | (228.7) | | (263) | 9.4 | 1,590.4 | | 1,579.4 | | 2,105.8 | (297.8) | | (228.6) | | 11 |
Balances, shares at Jun. 30, 2019 | | | | | 48,800,000 | | | | | | | | | | | | | | | | | |
Balances at Dec. 31, 2018 | 1,436.6 | | 1,428.1 | | $ 0.5 | 2,007.4 | (318.4) | | (246.8) | | (14.6) | 8.5 | 1,479.1 | | 1,469 | | $ 2,087.1 | (371.4) | | (246.7) | | 10.1 |
Balances, shares at Dec. 31, 2018 | | | | | 53,400,000 | | | | | | | | | | | | | | | | | |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | | | | | | | | | | | | | | |
Net (loss) income from continuing operations | (54) | | (55) | | | | (55) | | | | | 1 | (12.4) | | (13.4) | | | (13.4) | | | | 1 |
Income (loss) from discontinued operations, net of tax | 783.6 | | 783.6 | | | | 783.6 | | | | | | | | 783.6 | | | 783.6 | | | | |
Sale and deconsolidation of discontinued operations | 21.9 | | 21.9 | | | | | | 21.9 | | | | 21.9 | | 21.9 | | | | | 21.9 | | |
Other comprehensive income (loss), net of tax | 2.6 | | 2.6 | | | | | | 2.6 | | | | 2.6 | | 2.6 | | | | | 2.6 | | |
Treasury stock repurchases | (250) | | (250) | | | | | | | | (250) | | | | | | | | | | | |
Treasury stock repurchases (in shares) | | | | | (4,600,000) | | | | | | | | | | | | | | | | | |
Restricted stock issued and related tax withholdings | 0.2 | | 0.2 | | | (0.2) | | | | | 0.4 | | 0.2 | | 0.2 | | | | | | | |
Restricted stock issued and related tax withholdings (in shares) | | | | | | | | | | | | | | | | | 200,000 | | | | | |
Share based compensation | 10.3 | | 10.3 | | | 10.3 | | | | | | | 9.9 | | 9.9 | | $ 9.9 | | | | | |
Dividends declared | (22.6) | | (22.6) | | | | (22.6) | | | | | | | | | | | | | | | |
Dividends paid to parent | | | | | | | | | | | | | (646) | | (646) | | | (646) | | | | |
Balances at Mar. 31, 2019 | 1,928.6 | | 1,919.1 | | $ 0.5 | 2,017.5 | 387.6 | | (222.3) | | (264.2) | 9.5 | 1,638.9 | | 1,627.8 | | 2,097.2 | (247.2) | | (222.2) | | 11.1 |
Balances, shares at Mar. 31, 2019 | | | | | 48,800,000 | | | | | | | | | | | | | | | | | |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | | | | | | | | | | | | | | |
Net (loss) income from continuing operations | (24.7) | | (24.7) | | | | (24.7) | | | | | | (28.9) | | (28.9) | | | (28.9) | | | | |
Income (loss) from discontinued operations, net of tax | (1.2) | | (1.2) | | | | (1.2) | | | | | | (1.2) | | (1.2) | | | (1.2) | | | | |
Other comprehensive income (loss), net of tax | $ (6.5) | | (6.4) | | | | | | (6.4) | | | (0.1) | (6.5) | | (6.4) | | | | | (6.4) | | (0.1) |
Treasury stock repurchases (in shares) | 0 | | | | | | | | | | | | | | | | | | | | | |
Restricted stock issued and related tax withholdings | $ (0.7) | | (0.7) | | | (1.9) | | | | | 1.2 | | (0.7) | | (0.7) | | (0.7) | | | | | |
Share based compensation | 9.7 | | 9.7 | | | 9.7 | | | | | | | 9.3 | | 9.3 | | 9.3 | | | | | |
Dividends declared | (21.2) | | (21.2) | | | | (21.2) | | | | | | | | | | | | | | | |
Dividends paid to parent | | | | | | | | | | | | | (20.5) | | (20.5) | | | (20.5) | | | | |
Balances at Jun. 30, 2019 | 1,884 | | 1,874.6 | | $ 0.5 | 2,025.3 | 340.5 | | (228.7) | | (263) | 9.4 | 1,590.4 | | 1,579.4 | | 2,105.8 | (297.8) | | (228.6) | | 11 |
Balances, shares at Jun. 30, 2019 | | | | | 48,800,000 | | | | | | | | | | | | | | | | | |
Balances 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 |
Balances, shares at Sep. 30, 2019 | | | | | 48,800,000 | | | | | | | | | | | | | | | | | |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | | | | | | | | | | | | | | |
Net (loss) 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 | | | | | 0 | 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 | (90.6) | | (90.6) | | | | | | | | (90.6) | | | | | | | | | | | |
Treasury stock repurchases (in shares) | | | | | (1,500,000) | | | | | | | | | | | | | | | | | |
Accelerated share repurchase pending final settlement | (125) | | (125) | | | (18.7) | | | | | (106.3) | | | | | | | | | | | |
Accelerated share repurchase pending final settlement (in shares) | | | | | (1,700,000) | | | | | | | | | | | | | | | | | |
Restricted stock issued and related tax withholdings | 4.9 | | 4.9 | | | (13.3) | | | | | 18.2 | | 4.9 | | 4.9 | | 4.9 | | | | | |
Restricted stock issued and related tax withholdings (in shares) | | | | | 500,000 | | | | | | | | | | | | | | | | | |
Share based compensation | 8.5 | | 8.5 | | | 8.5 | | | | | | | | | | | | | | | | |
Share based compensation | | | | | | | | | | | | | 8.5 | | 8.5 | | 8.5 | | | | | |
Dividends declared | (20.2) | | (20.2) | | | | (20.2) | | | | | | | | | | | | | | | |
Dividends paid to parent | | | | | | | | | | | | | (36.7) | | (36.7) | | | (36.7) | | | | |
Balances 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, shares at Dec. 29, 2019 | | | | | 46,100,000 | | | | | | | | | | | | | | | | | |
Balances 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 |
Balances, shares at Sep. 30, 2019 | | | | | 48,800,000 | | | | | | | | | | | | | | | | | |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | | | | | | | | | | | | | | |
Net (loss) income from continuing operations | 40.8 | | | | | | | | | | | | (12.2) | | | | | | | | | |
Income (loss) from discontinued operations, net of tax | 12.2 | | | | | | | | | | | | 12.2 | | | | | | | | | |
Treasury stock repurchases | $ (364.6) | | | | | | | | | | | | | | | | | | | | | |
Treasury stock repurchases (in shares) | (6,200,000) | | | | | | | | | | | | | | | | | | | | | |
Balances at Jun. 28, 2020 | $ 1,385.5 | | 1,376.9 | | $ 0.5 | 2,042.8 | 217.3 | | (276.8) | | (606.9) | 8.6 | 1,237.9 | | 1,227.7 | | 2,142.9 | (638.5) | | (276.7) | | 10.2 |
Balances, shares at Jun. 28, 2020 | | | | | 43,100,000 | | | | | | | | | | | | | | | | | |
Balances 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, shares at Dec. 29, 2019 | | | | | 46,100,000 | | | | | | | | | | | | | | | | | |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | | | | | | | | | | | | | | |
Net (loss) 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 | (149.2) | | (149.2) | | | | | | | | (149.2) | | | | | | | | | | | |
Treasury stock repurchases (in shares) | | | | | (2,700,000) | | | | | | | | | | | | | | | | | |
Accelerated share repurchase pending final settlement | 0 | | | | | 18.5 | | | | | (18.5) | | | | | | | | | | | |
Accelerated share repurchase pending final settlement (in shares) | | | | | (300,000) | | | | | | | | | | | | | | | | | |
Restricted stock issued and related tax withholdings | (0.3) | | (0.3) | | | (0.7) | | | | | 0.4 | | (0.3) | | (0.3) | | (0.3) | | | | | |
Share based compensation | 8.9 | | 8.9 | | | 8.9 | | | | | | | | | | | | | | | | |
Share based compensation | | | | | | | | | | | | | 8.3 | | 8.3 | | 8.3 | | | | | |
Dividends declared | (19.7) | | (19.7) | | | | (19.7) | | | | | | | | | | | | | | | |
Dividends paid to parent | | | | | | | | | | | | | (168.2) | | (168.2) | | | (168.2) | | | | |
Balances 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, shares at Mar. 29, 2020 | | | | | 43,100,000 | | | | | | | | | | | | | | | | | |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | | | | | | | | | | | | | | |
Net (loss) income from continuing operations | 137.6 | | 137.1 | | | | 137.1 | | | | | 0.5 | 81.3 | | 80.8 | | | 80.8 | | | | 0.5 |
Income (loss) from discontinued operations, net of tax | 8 | | 8 | | | | 8 | | | | | 0 | 8 | | 8 | | | 8 | | | | |
Other comprehensive income (loss), net of tax | $ 5.2 | | 5.2 | | | | | | 5.2 | | | 0 | 5.2 | | 5.2 | | | | | 5.2 | | |
Treasury stock repurchases (in shares) | 0 | | | | | | | | | | | | | | | | | | | | | |
Restricted stock issued and related tax withholdings | $ (0.1) | | (0.1) | | | (0.1) | | | | | | | | | | | | | | | | |
Share based compensation | 8.6 | | 8.6 | | | 8.6 | | | | | | | | | | | | | | | | |
Share based compensation | | | | | | | | | | | | | 8.2 | | 8.2 | | 8.2 | | | | | |
Dividends declared | (18.6) | | (18.6) | | | | (18.6) | | | | | | | | | | | | | | | |
Dividends paid to parent | | | | | | | | | | | | | (18.1) | | (18.1) | | | (18.1) | | | | |
Balances at Jun. 28, 2020 | $ 1,385.5 | | $ 1,376.9 | | $ 0.5 | $ 2,042.8 | $ 217.3 | | $ (276.8) | | $ (606.9) | $ 8.6 | $ 1,237.9 | | $ 1,227.7 | | $ 2,142.9 | $ (638.5) | | $ (276.7) | | $ 10.2 |
Balances, shares at Jun. 28, 2020 | | | | | 43,100,000 | | | | | | | | | | | | | | | | | |