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Significant Accounting Policies (Narrative) (Details) $ in Thousands | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2015 USD ($) Reportable_Segment | Dec. 31, 2014 USD ($) | Dec. 31, 2013 USD ($) | Oct. 01, 2015 | Dec. 31, 2012 USD ($)
Accounting Policies [Line Items] |  |  |  |  |
Number of principal reporting segments | Reportable_Segment | 3 |  |  |  |
Goodwill | $ 75,509 | $ 75,691 | $ 32,073 |  | $ 31,648
Goodwill percentage of total assets | 13.00% |  |  |  |
Hypothetical percentage decline in fair value of each reporting unit |  |  |  | 15.00% |
Net book value of assets | $ 47,450 | 51,484 |  |  |
Accumulated depreciation relating to rental equipment | $ 107,094 | 100,497 |  |  |
Option term (years) | 10 years |  |  |  |
Options |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Award vesting period (years) | 5 years |  |  |  |
Low |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Estimated useful lives | 12 years |  |  |  |
High |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Estimated useful lives | 25 years |  |  |  |
Rental Equipment |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Accumulated depreciation relating to rental equipment | $ 8,322 | 3,435 |  |  |
Trade names and trademarks |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Indefinite: | 5,500 | 5,500 |  |  |
Trade Names | Gradall |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Indefinite: | 3,600 |  |  |  |
Trade Names | Bush Hog |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Indefinite: | 1,900 |  |  |  |
Selling, General and Administrative expenses |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Advertising expense | 7,670 | 7,368 | 6,646 |  |
Product development and engineering costs | 8,590 | $ 8,427 | $ 7,164 |  |
Foreign Currency Forward |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Outstanding forward exchange contracts related to sales | $ 4,309 |  |  |  |

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