Consolidated leverage ratio.

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Debt instrument principal amount issuance percentage.

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Debt instrument, redemption premiums paid.

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Debt instrument yield percentage.

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Interest rate margin adjustment percentage.

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Number of additional forward starting interest rate swaps.

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Rate adjustment to federal funds rate weighted average.

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Rate adjustment to one month Eurodollar rate on credit facility borrowings.

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Securitized borrowings credit facility borrowing capacity.

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Securitized borrowings credit facility remaining borrowing capacity.

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

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Description of the payment terms of the debt instrument (for example, whether periodic payments include principal and frequency of payments) and discussion about any contingencies associated with the payment.

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Amount of the required periodic payments applied to principal.

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Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

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Fair value amount of debt instrument that was repurchased.

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No definition available.

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Fixed interest rate related to the interest rate derivative.

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Date the derivative contract matures, in CCYY-MM-DD format.

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Nominal or face amount used to calculate payment on derivative.

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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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No definition available.

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The increase (decrease) during the reporting period of all assets and liabilities used in operating activities.

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The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

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No definition available.

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The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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Date the credit facility terminates, in CCYY-MM-DD format.

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Amount of increase (decrease) of the credit facility.

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Date the credit facility first became available, in CCYY-MM-DD format.

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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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Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

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- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

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No definition available.

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This is the principal amount outstanding for securitized loans only (across all types of loans).

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Carrying value as of the balance sheet date of Notes with the highest claim on the assets of the issuer in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle if longer), excluding current portion. Senior note holders are paid off in full before any payments are made to junior note holders.

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Treasury - Additional Information (Detail)				3 Months Ended		12 Months Ended
Treasury - Additional Information (Detail)	Nov. 26, 2018 USD ($)	Oct. 23, 2018 USD ($)	Jun. 07, 2016 USD ($)	Mar. 31, 2020 USD ($)	Mar. 31, 2019 USD ($)	Dec. 31, 2015 USD ($) Derivative	Dec. 31, 2019 USD ($)	Oct. 31, 2018 USD ($)	Jun. 30, 2018 USD ($)	Apr. 30, 2018 USD ($)	Jun. 03, 2016 USD ($)	Aug. 07, 2014 USD ($)
Equity Class Of Treasury Stock [Line Items]
Line of credit facility, starting date				Oct. 23, 2018
Rate adjustment to weighted average federal funds rate for credit facility borrowings				0.50%
Rate adjustment to one month Eurodollar rate on credit facility borrowings				1.00%
Accounts receivable securitization program credit facility, borrowing capacity									$ 440,000,000	$ 450,000,000
Accounts receivable securitization program credit facility, amount outstanding				$ 260,000,000
Accounts receivable securitization program credit facility, available borrowing capacity				190,000,000
Debt instrument carrying amount				3,800,000,000			$ 4,000,000,000.0
Fair value of debt				3,800,000,000			$ 4,000,000,000.0
One Point Three One Percent Forward Starting Interest Rate Swaps
Equity Class Of Treasury Stock [Line Items]
Number of additional forward starting interest rate swaps \| Derivative						9
Maturity date of interest rate cash flow hedges						Apr. 15, 2019
Fixed rate payable on interest rate swap						1.31%
Foreign Currency Forward Exchange Contracts
Equity Class Of Treasury Stock [Line Items]
Net cash (outflows) inflows				$ 52,000,000	$ 28,000,000
Cash Flow Hedging \| One Point Three One Percent Forward Starting Interest Rate Swaps
Equity Class Of Treasury Stock [Line Items]
Notional amount of interest rate cash flow hedges						$ 1,000,000,000.0
Tranche B Term Loan \| One Month LIBOR Rate Plus Index Based Loans
Equity Class Of Treasury Stock [Line Items]
Consolidated Leverage Ratio				0.75%
Tranche B Term Loan \| One Two Three Six Month LIBOR Rate Plus Index Based Loans
Equity Class Of Treasury Stock [Line Items]
Consolidated Leverage Ratio				1.75%
Revolving Credit Facility
Equity Class Of Treasury Stock [Line Items]
Line of credit facility, borrowing capacity		$ 1,000,000,000	$ 800,000,000
Line of credit facility increased amount		$ 200,000,000
Credit facility, maturity date		Oct. 23, 2023	Aug. 07, 2019
Line of credit facility, available borrowing capacity				$ 998,000,000
Line of credit facility amount outstanding		$ 1,000,000,000		$ 0
Current applicable margins				1.375%
Revolving Credit Facility \| ABR-based loans
Equity Class Of Treasury Stock [Line Items]
Current applicable margins				1.75%
Revolving Credit Facility \| Minimum \| One Month LIBOR Rate Plus Index Based Loans
Equity Class Of Treasury Stock [Line Items]
Consolidated Leverage Ratio				0.375%
Revolving Credit Facility \| Minimum \| One Two Three Six Month LIBOR Rate Plus Index Based Loans
Equity Class Of Treasury Stock [Line Items]
Consolidated Leverage Ratio				1.375%
Revolving Credit Facility \| Maximum \| One Month LIBOR Rate Plus Index Based Loans
Equity Class Of Treasury Stock [Line Items]
Consolidated Leverage Ratio				0.625%
Revolving Credit Facility \| Maximum \| One Two Three Six Month LIBOR Rate Plus Index Based Loans
Equity Class Of Treasury Stock [Line Items]
Consolidated Leverage Ratio				1.625%
Revolving Credit Facility \| Letter of Credit
Equity Class Of Treasury Stock [Line Items]
Line of credit facility, borrowing capacity				$ 125,000,000
Letters of credit, outstanding				2,000,000
Tranche A Term Loan
Equity Class Of Treasury Stock [Line Items]
Line of credit facility, borrowing capacity		2,000,000,000	$ 1,710,000,000
Line of credit facility increased amount		$ 290,000,000
Senior notes, maturity date		Oct. 23, 2023	Aug. 07, 2019
Line of credit facility amount outstanding				$ 1,938,000,000
Tranche A Term Loan \| Quarterly Payment for First Eight Installments
Equity Class Of Treasury Stock [Line Items]
Scheduled principal payments per quarter		$ 12,500,000
Debt instrument payment, description				commenced in March of 2019 and are scheduled to continue through December of 2020
Tranche A Term Loan \| Quarterly Payment after Eight Installments Until Maturity
Equity Class Of Treasury Stock [Line Items]
Scheduled principal payments per quarter		25,000,000
Debt instrument payment, description				commencing in March of 2021 until maturity in October of 2023
Tranche B Term Loan
Equity Class Of Treasury Stock [Line Items]
Line of credit facility, borrowing capacity								$ 500,000,000
Senior notes, maturity date				Oct. 31, 2025
Line of credit facility amount outstanding				$ 494,000,000
Scheduled principal payments per quarter		$ 1,250,000
Debt instrument payment, description				commenced on March 31, 2019 and are scheduled to continue until maturity in October of 2025
New Senior Secured Notes
Equity Class Of Treasury Stock [Line Items]
Senior notes, issued				$ 1,100,000,000
New Senior Secured Notes \| 3.75% Senior Secured Notes due 2019
Equity Class Of Treasury Stock [Line Items]
Senior Notes								$ 300,000,000
Senior notes, interest rate								3.75%				3.75%
Senior notes, issued	$ 300,000,000
Redemption price, percentage	100.485%
Redemption premium paid	$ 1,000,000
New Senior Secured Notes \| 4.75% Senior Secured Notes due 2022
Equity Class Of Treasury Stock [Line Items]
Senior notes, maturity date				Aug. 01, 2022
Senior notes, interest rate				4.75%
Senior notes, issued				$ 700,000,000							$ 400,000,000	$ 300,000,000
Senior notes issued percentage											101.50%
Senior notes yield percentage											4.35%
New Senior Secured Notes \| 5.00% Senior Secured Notes due 2026
Equity Class Of Treasury Stock [Line Items]
Senior notes, maturity date				Jun. 01, 2026
Senior notes, interest rate											5.00%
Senior notes, issued											$ 400,000,000
Term Loan A
Equity Class Of Treasury Stock [Line Items]
Current applicable margins				1.375%
Term Loan A \| ABR-based loans
Equity Class Of Treasury Stock [Line Items]
Current applicable margins				0.375%
Term Loan A \| Minimum \| One Month LIBOR Rate Plus Index Based Loans
Equity Class Of Treasury Stock [Line Items]
Consolidated Leverage Ratio				0.375%
Term Loan A \| Minimum \| One Two Three Six Month LIBOR Rate Plus Index Based Loans
Equity Class Of Treasury Stock [Line Items]
Consolidated Leverage Ratio				1.375%
Term Loan A \| Maximum \| One Month LIBOR Rate Plus Index Based Loans
Equity Class Of Treasury Stock [Line Items]
Consolidated Leverage Ratio				0.625%
Term Loan A \| Maximum \| One Two Three Six Month LIBOR Rate Plus Index Based Loans
Equity Class Of Treasury Stock [Line Items]
Consolidated Leverage Ratio				1.625%