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COMMON STOCK EQUITY - NARRATIVE (Details) - USD ($) shares in Thousands, $ in Millions | 1 Months Ended | 6 Months Ended
--- | --- | ---
Dec. 31, 2015 | Mar. 31, 2017 | Mar. 31, 2016
Equity [Abstract] |  |  |
Number of treasury shares issued from raising of equity through the DRP | 5,000 | 279 | 260
Equity raised through the DRP |  | $ 9.7 | $ 8.2

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- Definition Amount of cash inflow from capital contributions to an entity associated with a dividend reinvestment plan. + References No definition available. + Details
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- Definition Number of shares issued during the period from a dividend reinvestment plan (DRIP). A dividend reinvestment plan allows the shareholders to reinvest dividends paid to them by the entity on new issues of stock by the entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 + Details
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