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Funded indebtedness to earnings before interest tax depreciation and amortization ratio.

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Maximum leverage ratio related to additional material acquisition.

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Maximum leverage ratio related to material acquisition.

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Notes maximum maturity.

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Carrying value as of the balance sheet date of short-term borrowings using unsecured obligations issued by banks, corporations and other borrowers to investors. The maturities of these money market securities generally do not exceed 270 days.

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Face (par) amount of debt instrument at time of issuance.

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Contractual interest rate for funds borrowed, under the debt agreement.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

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Weighted average interest rate of debt outstanding.

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The percentage points added to the reference rate to compute the variable rate on the interest rate derivative.

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Fixed interest rate that will be received or paid upon exercise of the interest rate swaption contract.

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Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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The cash inflow from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with maturities due beyond one year or the operating cycle, if longer.

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The cash outflow for the settlement of obligation drawn from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with maturities due beyond one year or the operating cycle, if longer.

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Short-Term Borrowings and Long-Term Debt - Additional Information (Details) - USD ($)					3 Months Ended	12 Months Ended
	Jan. 25, 2019	Jul. 25, 2017	Dec. 09, 2014	Sep. 26, 2012	Sep. 30, 2011	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016	Mar. 29, 2018	Feb. 23, 2017
Debt Instrument [Line Items]
Maximum leverage ratio related to material acquisition						4.25
Maximum leverage ratio related to additional material acquisition						4.25
Long-term debt borrowings						$ 0	$ 1,621,300,000	$ 0
Repayments of long-term debt						0	200,000,000	$ 0
Commercial paper issuances						$ 0	$ 268,700,000
Interest Rate Swap Lock Agreement
Debt Instrument [Line Items]
Interest rate, swap						2.45%
Floating Rate Senior notes due January 25, 2019
Debt Instrument [Line Items]
Maturity date of debt						Jan. 25, 2019	Jan. 25, 2019
2.45% Senior notes due August 1, 2022
Debt Instrument [Line Items]
Maturity date of debt						Aug. 01, 2022	Aug. 01, 2022
Interest rate of debt						2.45%	2.45%
3.15% Senior notes due August 1, 2027
Debt Instrument [Line Items]
Maturity date of debt						Aug. 01, 2027	Aug. 01, 2027
Interest rate of debt						3.15%	3.15%
3.95% Senior notes due August 1, 2047
Debt Instrument [Line Items]
Maturity date of debt						Aug. 01, 2047	Aug. 01, 2047
Interest rate of debt						3.95%	3.95%
$1.425 M Senior Notes \| Water Pik Inc
Debt Instrument [Line Items]
Long-term debt borrowings		$ 1,425,000,000
Floating rate senior notes, description						three-month U.S. Dollar London Interbank Offered Rate (“LIBOR”) plus 0.15%
Repayments of debt		200,000,000
$1.425 M Senior Notes \| Water Pik Inc \| Subsequent Event
Debt Instrument [Line Items]
Repayments of long-term debt	$ 300,000,000
$1.425 M Senior Notes \| Floating Rate Senior notes due January 25, 2019 \| Water Pik Inc
Debt Instrument [Line Items]
Aggregate principal amount		300,000,000
$1.425 M Senior Notes \| 2.45% Senior notes due August 1, 2022 \| Water Pik Inc
Debt Instrument [Line Items]
Aggregate principal amount		$ 300,000,000
Interest rate of debt		2.45%
$1.425 M Senior Notes \| 3.15% Senior notes due August 1, 2027 \| Water Pik Inc
Debt Instrument [Line Items]
Aggregate principal amount		$ 425,000,000
Interest rate of debt		3.15%
$1.425 M Senior Notes \| 3.95% Senior notes due August 1, 2047 \| Water Pik Inc
Debt Instrument [Line Items]
Aggregate principal amount		$ 400,000,000
Interest rate of debt		3.95%
2.45% Senior notes due December 15, 2019
Debt Instrument [Line Items]
Maturity date of debt			Dec. 15, 2019
Aggregate principal amount			$ 300,000,000
Interest rate of debt			2.45%
Interest payment frequency						payable semi-annually, on each June 15 and December 1
2.45% Senior notes due December 15, 2019 \| Interest Rate Swap Lock Agreement
Debt Instrument [Line Items]
Maturity date of debt						Dec. 15, 2019
Interest rate of debt						2.45%
2.875% Senior notes due October 1, 2022
Debt Instrument [Line Items]
Maturity date of debt				Oct. 01, 2022
Aggregate principal amount				$ 400,000,000
Interest rate of debt				2.875%
Interest payment frequency						payable semi-annually, on each April 1 and October 1
Federal Funds Rate
Debt Instrument [Line Items]
Debt instrument, variable interest rate						0.50%
LIBOR-Based Rate
Debt Instrument [Line Items]
Debt instrument, variable interest rate						1.00%
LIBOR-Based Rate \| Interest Rate Swap Lock Agreement
Debt Instrument [Line Items]
Interest rate, spread						0.756%
LIBOR-Based Rate \| $1.425 M Senior Notes \| Water Pik Inc
Debt Instrument [Line Items]
Debt instrument, variable interest rate		0.15%
LIBOR-Based Rate \| 2.45% Senior notes due December 15, 2019 \| Interest Rate Swap Lock Agreement
Debt Instrument [Line Items]
Interest rate, spread						0.756%
Minimum
Debt Instrument [Line Items]
Customary fees, including commitment fee						0.07%
Minimum \| LIBOR-Based Rate
Debt Instrument [Line Items]
Debt instrument, variable interest rate						0.875%
Minimum \| Base Rate
Debt Instrument [Line Items]
Debt instrument, variable interest rate						0.00%
Maximum
Debt Instrument [Line Items]
Customary fees, including commitment fee						0.175%
Consolidated funded indebtedness to EBITDA ratio						3.75
Maximum \| LIBOR-Based Rate
Debt Instrument [Line Items]
Debt instrument, variable interest rate						1.50%
Maximum \| Base Rate
Debt Instrument [Line Items]
Debt instrument, variable interest rate						0.50%
Commercial Paper
Debt Instrument [Line Items]
Maximum borrowing capacity						$ 1,000,000,000				$ 1,000,000,000
Weighted average interest rate							1.60%
Notes maximum maturity days					397 days
Unsecured Revolving Credit Facility
Debt Instrument [Line Items]
Maximum borrowing capacity									$ 1,000,000,000
Line of credit facility, current borrowing capacity									1,000,000,000
Additional borrowing capacity									$ 600,000,000
Maturity date of debt						Mar. 29, 2023