|
Description of Business and Summary of Significant Accounting Policies (Details 4) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended |
|---|---|
|
Mar. 31, 2015
|
|
| Product Warranty | |
| Product warranty period | 2 years |
| Changes in the product warranty liability | |
| Balance at beginning of period | $ 1,191 |
| Warranty costs accrued | 750 |
| Warranty claims | (612) |
| Balance at end of period | $ 1,329 |