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Treasury - Additional Information (Detail) - USD ($) |  |  |  |  | 3 Months Ended | 9 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Sep. 28, 2020 | Oct. 31, 2018 | Oct. 23, 2018 | Jun. 07, 2016 | Mar. 31, 2021 | Mar. 31, 2020 | Sep. 30, 2020 | Apr. 26, 2021 | Dec. 31, 2020 | Sep. 21, 2020 | Jun. 03, 2016
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 |  |  |  |  | $ 450,000,000 |  |  |  |  |  |
Debt instrument carrying amount |  |  |  |  | 3,600,000,000 |  |  |  | $ 3,900,000,000 |  |
Fair value of debt |  |  |  |  | 3,600,000,000 |  |  |  | 3,900,000,000 |  |
Cash flow hedges |  |  |  |  | 0 |  |  |  | $ 0 |  |
Foreign Currency Forward Exchange Contracts |  |  |  |  |  |  |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net cash (outflows) inflows |  |  |  |  | $ 14,000,000 | $ 52,000,000 |  |  |  |  |
Subsequent Event |  |  |  |  |  |  |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Accounts receivable securitization program credit facility, available borrowing capacity |  |  |  |  |  |  |  | $ 20,000,000 |  |  |
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 |  |  |  |  |  |  |  |
Line of credit facility, available borrowing capacity |  |  |  |  | $ 997,000,000 |  |  |  |  |  |
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 | Letter of Credit |  |  |  |  |  |  |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Line of credit facility, borrowing capacity |  |  |  |  | $ 125,000,000 |  |  |  |  |  |
Letters of credit, outstanding |  |  |  |  | 3,000,000 |  |  |  |  |  |
Tranche A Term Loan |  |  |  |  |  |  |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Line of credit facility, borrowing capacity |  |  | $ 2,000,000,000 |  |  |  |  |  |  |  |
Senior notes, maturity date |  |  | Oct. 23, 2023 | Aug. 07, 2019 |  |  |  |  |  |  |
Line of credit facility amount outstanding |  |  |  |  | $ 1,875,000,000 |  |  |  |  |  |
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 |  |  |  |  | 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 |  |  |  |
Senior notes, maturity term |  | 7 years |  |  |  |  |  |  |  |  |
Line of credit facility amount outstanding |  |  |  |  | $ 489,000,000 |  |  |  |  |  |
Scheduled principal payments per quarter |  |  | $ 1,250,000 |  |  |  |  |  |  |  |
Debt instrument payment, description |  |  |  |  | scheduled to continue until maturity in October of 2025 |  |  |  |  |  |
New Senior Secured Notes |  |  |  |  |  |  |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Senior notes, issued |  |  |  |  | $ 1,200,000,000 |  |  |  |  |  |
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% |  |  |  |  |  |  |  |  |
New Senior Secured Notes | 2.65% Senior Secured Notes due 2030 |  |  |  |  |  |  |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Senior notes, maturity date |  |  |  |  | Oct. 15, 2030 |  |  |  |  |  |
Senior notes, interest rate |  |  |  |  |  |  |  |  |  | 2.65% |
Senior notes, issued |  |  |  |  |  |  |  |  |  | $ 800,000,000 |
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
New Senior Secured Notes | 4.75% Senior Secured Notes due 2022 |  |  |  |  |  |  |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Senior notes, interest rate | 4.75% |  |  |  |  |  |  |  |  |  |
Senior notes, issued | $ 700,000,000 |  |  |  |  |  |  |  |  |  |
Redemption price, percentage | 100.00% |  |  |  |  |  |  |  |  |  |
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% |  |  |  |  |  |
Minimum | Revolving Credit Facility | One Month LIBOR Rate Plus Index Based Loans |  |  |  |  |  |  |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Consolidated Leverage Ratio |  |  |  |  | 0.375% |  |  |  |  |  |
Minimum | Revolving Credit Facility | One Two Three Six Month LIBOR Rate Plus Index Based Loans |  |  |  |  |  |  |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Consolidated Leverage Ratio |  |  |  |  | 1.375% |  |  |  |  |  |
Minimum | Term Loan A | One Month LIBOR Rate Plus Index Based Loans |  |  |  |  |  |  |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Consolidated Leverage Ratio |  |  |  |  | 0.375% |  |  |  |  |  |
Minimum | Term Loan A | One Two Three Six Month LIBOR Rate Plus Index Based Loans |  |  |  |  |  |  |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Consolidated Leverage Ratio |  |  |  |  | 1.375% |  |  |  |  |  |
Maximum | Revolving Credit Facility | One Month LIBOR Rate Plus Index Based Loans |  |  |  |  |  |  |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Consolidated Leverage Ratio |  |  |  |  | 0.625% |  |  |  |  |  |
Maximum | Revolving Credit Facility | One Two Three Six Month LIBOR Rate Plus Index Based Loans |  |  |  |  |  |  |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Consolidated Leverage Ratio |  |  |  |  | 1.625% |  |  |  |  |  |
Maximum | New Senior Secured Notes | 2.65% Senior Secured Notes due 2030 |  |  |  |  |  |  |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of days to complete exchange offer |  |  |  |  | 60 days |  |  |  |  |  |
Maximum | Term Loan A | One Month LIBOR Rate Plus Index Based Loans |  |  |  |  |  |  |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Consolidated Leverage Ratio |  |  |  |  | 0.625% |  |  |  |  |  |
Maximum | Term Loan A | One Two Three Six Month LIBOR Rate Plus Index Based Loans |  |  |  |  |  |  |  |  |  |  |
Equity Class Of Treasury Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |
Consolidated Leverage Ratio |  |  |  |  | 1.625% |  |  |  |  |  |

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- Definition 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. + References No definition available. + Details
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- Definition 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. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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