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Income Taxes (Narrative) (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 9 Months Ended | 3 Months Ended | 6 Months Ended | 9 Months Ended
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Sep. 30, 2014 | Sep. 30, 2013 | Sep. 30, 2014 | Sep. 30, 2013 | Sep. 30, 2014 PST [Member] | Jun. 30, 2014 PST [Member] | Sep. 30, 2014 PST [Member]
Provision (benefit) for income taxes from continuing operations | $ (1,174) | $ 794 | $ (790) | $ 2,260 |  |  |
Goodwill impairment charge (benefit) | $ (5,802) |  | $ 23,498 |  | $ (5,802) | $ 29,300 | $ 23,498
Effective income tax rate | (14.70%) | 9.60% | 3.80% | 11.70% |  |  |

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