| **Assets Held For Sale**            | 3 Months Ended                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      |
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| **Assets Held For Sale [Abstract]** |                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                |
| Assets Held For Sale                | Note 4 –  Assets Held for Sale

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In December 2015, the Company decided to sell a business unit within the Company’s market-based subsidiary, Aqua Resources, which provides liquid waste hauling and disposal services, and is reported as assets held for sale in the Company’s Consolidated Balance Sheets.  The completion of the sale is expected to occur in the second quarter of 2016.  This business unit is included in “Other” in the Company’s segment information.      

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| - References
No definition available.
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| - Definition
The entire disclosure for long-lived, physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, accounting policies and methodology, roll forwards, depreciation, depletion and amortization expense, including composite depreciation, accumulated depreciation, depletion and amortization expense, useful lives and method used, income statement disclosures, assets held for sale and public utility disclosures.
+ References
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