Revolving Term Credit Facilities and Debt - Additional Information - ASV Term Loan with Garrison (Detail)
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12 Months Ended |
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Dec. 31, 2015
USD ($)
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Dec. 31, 2014
USD ($)
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Dec. 19, 2014
USD ($)
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| Line of Credit Facility [Line Items] |
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| Term loan facility |
$ 169,014,000
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| Garrison Term Loan Credit Agreement [Member] |
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| Line of Credit Facility [Line Items] |
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| Term loan facility |
38,000,000
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|
$ 40,000,000
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| Quarterly principal payment of loan |
$ 500,000
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| Debt Instrument, Frequency of periodic payment |
Quarterly
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| Unpaid principal is due on maturity |
Dec. 19, 2019
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| Credit agreement, maximum capital expenditure |
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$ 1,600,000
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| Garrison Term Loan Credit Agreement [Member] | December Nineteen Two Thousand Fourteen |
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| Line of Credit Facility [Line Items] |
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| Fixed charge coverage ratio covenant |
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1.10
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| Credit agreement, leverage ratio |
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4.75
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| Garrison Term Loan Credit Agreement [Member] | March Thirty First Two Thousand Seventeen |
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| Line of Credit Facility [Line Items] |
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| Fixed charge coverage ratio covenant |
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1.50
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| Garrison Term Loan Credit Agreement [Member] | March Thirty First Two Thousand Eighteen |
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| Line of Credit Facility [Line Items] |
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| Credit agreement, leverage ratio |
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2.50
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| Garrison Term Loan Credit Agreement [Member] | LIBOR [Member] |
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| Line of Credit Facility [Line Items] |
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| Debt Instrument, Interest rate terms |
The Garrison Credit Agreement bears interest, at a one-month adjusted LIBOR rate plus a spread of between 9.00% and 9.50%.
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| Line of credit interest rate spread over prime |
9.50%
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| Debt instrument interest rate |
10.50%
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| Garrison Term Loan Credit Agreement [Member] | LIBOR [Member] | Minimum [Member] |
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| Line of Credit Facility [Line Items] |
|
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| Line of credit interest rate spread over prime |
9.00%
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| Garrison Term Loan Credit Agreement [Member] | LIBOR [Member] | Maximum [Member] |
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| Line of Credit Facility [Line Items] |
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| Line of credit interest rate spread over prime |
9.50%
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