Percentage points added to the reference rate to compute the variable rate on the debt instrument.

No definition available.

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- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-Name Accounting Standards Codification
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- Definition

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.

+ References

No definition available.

+ Details

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- Definition

Period of time between issuance and maturity of debt instrument, 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

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

+ References

+ 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

+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

The carrying value as of the balance sheet date of the noncurrent portion 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
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-SubTopic 10
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- Definition

The cash outflow paid to third parties in connection with debt origination, which will be amortized over the remaining maturity period of the associated long-term debt.

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- Definition

Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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-Paragraph 1
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Balance Type:	debit
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- Definition

Seasonal discretionary maximum borrowing capacity under revolving credit agreement.

+ References

No definition available.

+ Details

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Debt - Additional Information (Detail) - USD ($)		6 Months Ended	12 Months Ended
Debt - Additional Information (Detail) - USD ($)	Dec. 05, 2018	Mar. 31, 2018	Dec. 31, 2018	Dec. 31, 2017
Debt Instrument [Line Items]
Revolving credit agreement, maturity date	Dec. 05, 2023
Proceeds from credit facility	$ 54,700,000
Payment of fees related to revolving credit agreement			$ 790,000
Borrowings under revolving credit agreement			135,200,000	$ 21,800,000
Swingline Subfacility
Debt Instrument [Line Items]
Maximum capacity under revolving credit agreement			100,000,000
Letter of Credit
Debt Instrument [Line Items]
Maximum capacity under revolving credit agreement			10,000,000
Revolving Credit Facility
Debt Instrument [Line Items]
Payment of fees related to revolving credit agreement			790,000
Maximum capacity under revolving credit agreement	$ 500,000,000			$ 300,000,000
Maturing Term	5 years			5 years
Seasonal discretionary maximum borrowing capacity under revolving credit agreement		$ 400,000,000
Alternative Currency Sublimit
Debt Instrument [Line Items]
Maximum capacity under revolving credit agreement			75,000,000
Mexican Borrowing Sublimit
Debt Instrument [Line Items]
Maximum capacity under revolving credit agreement			$ 8,000,000
London Interbank Offer Rate
Debt Instrument [Line Items]
Basis spread			87.50%
London Interbank Offer Rate \| Minimum
Debt Instrument [Line Items]
Basis spread			87.50%
London Interbank Offer Rate \| Maximum
Debt Instrument [Line Items]
Basis spread			150.00%
Federal Funds Effective Rate [Member]
Debt Instrument [Line Items]
Basis spread			0.50%
Federal Funds Effective Rate [Member] \| Minimum
Debt Instrument [Line Items]
Basis spread			0.00%
Federal Funds Effective Rate [Member] \| Maximum
Debt Instrument [Line Items]
Basis spread			0.50%
Eurocurrency Rate
Debt Instrument [Line Items]
Basis spread			1.00%
Eurocurrency Rate \| Minimum
Debt Instrument [Line Items]
Basis spread			0.00%
Eurocurrency Rate \| Maximum
Debt Instrument [Line Items]
Basis spread			50.00%
Commitment Fee
Debt Instrument [Line Items]
Basis spread			7.50%
Commitment Fee \| Minimum
Debt Instrument [Line Items]
Basis spread			7.50%
Commitment Fee \| Maximum
Debt Instrument [Line Items]
Basis spread			20.00%