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Business Combinations Business Combinations Textuals (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Sep. 30, 2015 | Dec. 31, 2015 | Dec. 31, 2014 | Jul. 01, 2014
Atlantic Fasteners & S.G. Morris Acquisitions [Member] |  |  |  |
Total Consideration |  | $ 27,000 |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net |  | 16,410 |  |
Goodwill plus Intangibles Acquired |  | 10,590 |  |
Acquisition Holdback Payable |  | $ 3,750 |  |
Knox Acquisition [Member] |  |  |  |
Total Consideration |  |  | $ 132,000 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net |  |  |  | $ 132,000
Business Acquisition, Percentage of Voting Interests Acquired |  |  |  | 100.00%
Cash Paid at Closing |  |  |  | $ 118,000
Funding from Holdback Payments |  |  |  | 14,000
Debt Instrument, Interest Rate During Period |  | 1.50% |  |
Purchase price | $ 7,100 |  | 132,800 |
Rodensa, GSB & Ira Acquisition [Member] [Member] |  |  |  |
Total Consideration |  |  | $ 54,900 |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net |  |  |  | 21,000
Goodwill plus Intangibles Acquired |  |  |  | 33,900
Funding from Holdback Payments |  |  |  | 6,900
Prudential Facility [Member] |  |  |  |
Long-term Debt |  | $ 170,000 |  | $ 120,000
Long-term Debt, Percentage Bearing Fixed Interest, Percentage Rate |  |  |  | 3.19%

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