Goodwill and Other Intangible Assets - Goodwill (Details) - USD ($) |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2015 |
Sep. 30, 2014 |
Sep. 30, 2015 |
Sep. 30, 2014 |
|
| Goodwill [Line Items] | ||||
| Goodwill acquired | $ 1,689,000 | |||
| Impairments of goodwill recognized | $ 0 | $ 0 | 0 | $ 0 |
| Production Technologies [Member] | ||||
| Goodwill [Line Items] | ||||
| Goodwill acquired | $ 1,689,000 | |||