Debt Instrument, Basis Spread on Fixed Rate, Base Rate

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- Definition

Debt Instrument, Prepayment Amount, Percentage of Principal Amount

+ References

No definition available.

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- Definition

Number of Subsidiaries That Are Not Guarators on Debt

+ References

No definition available.

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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.

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- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
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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.

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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.

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- Definition

Amount, before accumulated amortization, of debt issuance costs related to line of credit arrangements. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section S45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=68176171&loc=SL68176184-208336

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- Definition

Carrying amount as of the balance sheet date of the asset arising from a financial instrument or a contract used to hedge price changes in underlying assets, and which are expected to be converted into cash or otherwise disposed of after a year or beyond the normal operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
-Topic 210
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-Section S99
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- Definition

Nominal or face amount on the investment owned.

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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.

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- Definition

The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used.

+ References

No definition available.

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- Definition

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

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-Publisher FASB
-Name Accounting Standards Codification
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- Definition

The cash outflow for a financial contract that meets the hedge criteria as either cash flow hedge, fair value hedge or hedge of net investment in foreign operations.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
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-Section 45
-Paragraph 27
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- Definition

The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.

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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.

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- Definition

The liability due as of the balance sheet date for leasebacks accounted for using the deposit method.

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- Definition

Amount of cash inflow before closing and debt issuance costs received by a seller-lessee in a sale-leaseback recognized in financing activities.

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Long-Term Debt - Additional information (Detail)			1 Months Ended				3 Months Ended
Long-Term Debt - Additional information (Detail)	Apr. 23, 2018 USD ($)	Sep. 11, 2017 USD ($)	Dec. 31, 2017 USD ($)	Oct. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)	Oct. 31, 2015 USD ($)	Mar. 31, 2018 USD ($) subsidiary	Jun. 30, 2015 USD ($)
Parsons, KS \| Municipal Bonds
Debt Instrument [Line Items]
Revenue bonds purchased			$ 14,200,000		$ 9,900,000
Parsons, KS
Debt Instrument [Line Items]
Proceeds received from sale of property to be leased back			14,200,000		9,900,000
Total lease liability from assets sold			$ 14,200,000		$ 9,900,000
Interest rate cap
Debt Instrument [Line Items]
Interest rate hedge						$ 135,000,000
Payments made for interest rate hedge						$ 1,000,000
New Credit Facilities
Debt Instrument [Line Items]
Number of subsidiaries that are not guarantors on debt \| subsidiary							1
New Credit Facilities \| First two years
Debt Instrument [Line Items]
Prepayment amount of principal outstanding							5.00%
New Credit Facilities \| Third year
Debt Instrument [Line Items]
Prepayment amount of principal outstanding							7.50%
New Credit Facilities \| Fourth and fifth years
Debt Instrument [Line Items]
Prepayment amount of principal outstanding							10.00%
New Credit Facilities \| Minimum
Debt Instrument [Line Items]
Commitment fee							0.175%
New Credit Facilities \| Maximum
Debt Instrument [Line Items]
Commitment fee							0.30%
New Credit Facilities \| LIBOR \| Minimum
Debt Instrument [Line Items]
Spread on variable rate							1.50%
New Credit Facilities \| LIBOR \| Maximum
Debt Instrument [Line Items]
Spread on variable rate							2.75%
New Credit Facilities \| Federal Funds Rate
Debt Instrument [Line Items]
Spread on base rate							0.50%
New Credit Facilities \| Eurodollar Rate
Debt Instrument [Line Items]
Spread on base rate							1.00%
New Credit Facilities \| Base Rate \| Minimum
Debt Instrument [Line Items]
Spread on variable rate							0.50%
New Credit Facilities \| Base Rate \| Maximum
Debt Instrument [Line Items]
Spread on variable rate							1.75%
Senior Secured Term Loan \| New Credit Facilities
Debt Instrument [Line Items]
Debt amount								$ 275,000,000.0
Term							5 years
Revolving Credit Facility \| New Credit Facilities
Debt Instrument [Line Items]
Debt amount								$ 200,000,000.0
Debt issuance costs							$ 4,800,000
Borrowings from debt							51,500,000
Remaining borrowing capacity							148,200,000
Outstanding standby letters of credit							$ 300,000
Lightning Diversion Systems, Inc.
Debt Instrument [Line Items]
Preliminary purchase price allocation		$ 60,000,000
Borrowings from debt		$ 61,400,000		$ 600,000
Subsequent Event \| Certified Thermoplastics Co., LLC
Debt Instrument [Line Items]
Preliminary purchase price allocation	$ 30,500,000
Borrowings from debt	$ 31,100,000