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COMMON EQUITY - COMMON STOCK DIVIDENDS (Details) - $ / shares |  | 3 Months Ended | 6 Months Ended
--- | --- | --- | ---
Jul. 20, 2017 | Jun. 30, 2017 | Jun. 30, 2016 | Jun. 30, 2017 | Jun. 30, 2016
Dividends Payable |  |  |  |  |
Quarterly cash dividend declared (in dollars per share) |  | $ 0.5200 | $ 0.4950 | $ 1.0400 | $ 0.9900
Subsequent event |  |  |  |  |
Dividends Payable |  |  |  |  |
Quarterly cash dividend declared (in dollars per share) | $ 0.52 |  |  |  |

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- Definition Aggregate dividends declared during the period for each share of common stock outstanding. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Details
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