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ACQUISITIONS (Details) - Ahana Renewables - USD ($) $ in Millions |  | 6 Months Ended
--- | --- | ---
Dec. 24, 2014 | Jun. 30, 2015
Acquisitions |  |
Total transaction value | $ 117.7 |
Cash consideration | 66.3 |
Reimbursement of cash held | 12.5 |
Assumed debt | $ 38.9 |
Minimum | Solar assets |  |
Acquisitions |  |
Useful life |  | 10 years
Maximum | Solar assets |  |
Acquisitions |  |
Useful life |  | 25 years
Tax Equity Investor |  |
Acquisitions |  |
Period of placed in service date for solar assets | 5 years |
Tax Equity Investor | Minimum |  |
Acquisitions |  |
Period to receive return on investment | 2 years |
Tax Equity Investor | Maximum |  |
Acquisitions |  |
Period to receive return on investment | 4 years |

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