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Long-Term Water Assets - Volume of Water Assets (Details) | Jun. 30, 2015 aft | Dec. 31, 2014 aft | Dec. 31, 2009 aft | Dec. 31, 2008 aft
--- | --- | --- | --- | ---
Banked water and water for future delivery |  |  |  |  |
Total purchased water - third parties |  | 49,018 | 49,461 |  |
Total purchased and contracted water sources in acre feet |  | 104,595 | 109,158 |  |
Transferable water with AVEK multiple |  | 1.5 |  |  |
Transferable water |  |  |  |  |
Banked water and water for future delivery |  |  |  |  |
Total purchased water - third parties |  | 22,179 |  |  |
AVEK |  |  |  |  |
Banked water and water for future delivery |  |  |  |  |
AVEK water bank |  | 13,033 | 13,033 | 6,393 | 8,393
Company water bank |  | 8,700 | 8,700 |  |
AVEK water for future delivery |  | 2,362 | 2,362 |  |
Banked water and water for future delivery |  | 24,095 | 24,095 |  |
Transferable water | [1] | 14,786 | 15,229 |  |
Affiliated Entity |  |  |  |  |
Banked water and water for future delivery |  |  |  |  |
Water contracts and purchased water |  | 10,137 | 10,137 |  |
Wheeler Ridge Maricopa Water Storage District |  |  |  |  |
Banked water and water for future delivery |  |  |  |  |
Water contracts and purchased water |  | 15,547 | 15,547 |  |
Tejon-Castac Water District |  |  |  |  |
Banked water and water for future delivery |  |  |  |  |
Banked water and water for future delivery |  | 34,281 | 38,401 |  |
Water contracts and purchased water |  | 5,749 | 5,749 |  |
SWP contracts |  |  |  |  |
Banked water and water for future delivery |  |  |  |  |
AVEK water for future delivery |  |  |  | 3,444 |
[1] | Any transferable water with AVEK that is used by the Company or returned by AVEK to the Company will be returned at a 1.5 to 1 factor giving the Company use of a total of 22,179 (14,786 x 1.5) acre feet.

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