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Accrued Liabilities (Tables) | 12 Months Ended
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Dec. 31, 2015
Payables and Accruals [Abstract] |
Schedule of Accrued Liabilities | Accrued liabilities consist of the following balances:
|  | December 31,
(in thousands) |  | 2015 |  | 2014
Salaries, wages and bonuses |  | $ | 19,270 |  |  | $ | 20,635 |
Warranty |  | 5,566 |  |  | 5,913 |
State taxes |  | 2,180 |  |  | 3,997 |
Other |  | 11,125 |  |  | 10,457 |
|  | $ | 38,141 |  |  | $ | 41,002 |

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