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Business Combinations (Narrative Disclosures) (Details) (USD $) | 9 Months Ended |  | 0 Months Ended |
--- | --- | --- | --- | ---
Sep. 30, 2014 | May 22, 2014 | Nov. 01, 2014 Subsequent event | Nov. 01, 2014 Subsequent event | Nov. 01, 2014 Business Acquisition, Acquiree, Aslin Group Subsequent event
Business Combinations [Abstract] |  |  |  |  |
Business Combinations, Merger consideration to be paid to target in cash and stock |  | $ 30,100,000 |  |  |
Business Combinations, Non-recurring merger related transaction costs | $ 424,000 |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |
Business Combinations, Total consideration per share received by acquiree |  |  |  |  | $ 14,435.59
Business Combinations, Cash consideration per share received by acquiree |  |  |  |  | $ 6,496.02
Business Combinations, Stock consideration per share received by acquiree |  |  |  |  | $ 7,939.57
Business Combinations, Volume-weighted average stock price |  |  |  | $ 45.9825 |
Business Combinations, Equity interest issued or issuable, number of shares |  |  | 360,081 |  |

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