Revolving Term Credit Facilities and Debt - Additional Information - Note Payables Terex (Detail) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 19, 2014 |
Dec. 31, 2016 |
|
| Terex Corporation Note Payable [Member] | ||
| Credit Facilities [Line Items] | ||
| Debenture, maturity date | Dec. 19, 2020 | |
| ASV Inc [Member] | ||
| Credit Facilities [Line Items] | ||
| Acquisition of ownership interest | 51.00% | |
| ASV Inc [Member] | Terex Corporation Note Payable [Member] | ||
| Credit Facilities [Line Items] | ||
| Executed Notes payable | $ 1,594 | |
| Debt Instrument Interest Rate | 4.50% | |
| Acquisition of ownership interest | 51.00% | |
| Frequency of interest payments | Semi-annually | |
| Interest payment commencing date | Jun. 19, 2015 | |
| Debenture, maturity date | Jun. 19, 2017 | |
| Notes Payable | $ 1,594 |