CAPITAL TRANSACTIONS (Details) - Cumulative Redeemable Preferred Stock, Series E [Member] - USD ($) $ / shares in Units, $ in Millions |
3 Months Ended | 9 Months Ended | 12 Months Ended |
|---|---|---|---|
Sep. 30, 2016 |
Sep. 30, 2016 |
Dec. 31, 2015 |
|
| Class of Stock [Line Items] | |||
| Additional shares issued (in shares) | 0 | 48,000 | |
| Preferred stock, dividend rate | 7.50% | 7.50% | |
| Average cost per share (in dollars per share) | $ 24.05 | ||
| Proceeds from issuance of redeemable preferred stock | $ 1.2 |