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Long-Term Debt - Additional Information (Detail) |  | 6 Months Ended |
--- | --- | --- | ---
Dec. 05, 2016 USD ($) | Jun. 30, 2021 USD ($) | Dec. 31, 2020 USD ($)
Debt Instrument [Line Items] |  |  |
Maximum consolidated debt reduction for unrestricted cash and cash equivalents for debt covenant calculation |  | $ 200,000,000 |
Outstanding letters of credit |  | 32,400,000 |
Minimum |  |  |
Debt Instrument [Line Items] |  |  |
Reduction of consolidated debt in the debt ratio calculation |  | $ 50,000,000 |
Including Acquisition Bridge Debt | Maximum |  |  |
Debt Instrument [Line Items] |  |  |
Debt covenant |  | 3.50 |
Excluding Acquisition Bridge Debt | Maximum |  |  |
Debt Instrument [Line Items] |  |  |
Debt covenant |  | 3.75 |
Revolving Facility |  |  |
Debt Instrument [Line Items] |  |  |
Credit facility commitment | $ 700,000,000 |  |
Debt instrument maturity period |  | Dec. 05, 2024 |
Outstanding borrowing under credit facility |  | $ 0 | $ 0
Senior unsecured revolving facility, maturity period | 5 years |  |
Outstanding letters of credit |  | 2,600,000 | 2,600,000
Trade Receivable Facility |  |  |
Debt Instrument [Line Items] |  |  |
Credit facility commitment |  | $ 400,000,000 |
Debt instrument maturity period |  | Sep. 22, 2021 |
Outstanding borrowing under credit facility |  | $ 240,000,000 | $ 0
Trade Receivable Facility | London Interbank Offered Rate(LIBOR) |  |  |
Debt Instrument [Line Items] |  |  |
Basis spread on variable rate |  | 1.00% |
Trade Receivable Facility | Conduit Lenders |  |  |
Debt Instrument [Line Items] |  |  |
Basis spread on variable rate |  | 0.85% |

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- Definition The amount by which consolidated debt, for purposes of calculating the debt covenant ratio, may be reduced for unrestricted cash and cash equivalents, provided no amounts are outstanding under the revolving credit facility and the AR credit facility. + References No definition available. + Details
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- Definition Maximum consolidated debt reduction for unrestricted cash and cash equivalents for debt covenant calculation. + References No definition available. + Details
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- Definition Ratio of consolidated net debt to earnings before interest taxes depreciation depletion and amortization. + References No definition available. + Details
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- Definition Percentage points added to the reference rate to compute the variable rate on the debt instrument. + References No definition available. + Details
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- Definition The total amount of the contingent obligation under letters of credit outstanding as of the reporting date. + References No definition available. + Details
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- Definition 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. + 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 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910 + Details
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- Definition Date the credit facility terminates, in CCYY-MM-DD format. + 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 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition Period remaining on line of credit facility before it terminates, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Definition 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. + 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 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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