CONSOLIDATED STATEMENTS OF CASH FLOWS (Parenthetical) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2015 |
Dec. 31, 2014 |
Dec. 31, 2013 |
|
| CASH FLOWS FROM FINANCING ACTIVITIES: | |||
| Net proceeds from dividend reinvestment and stock purchase plan, offering costs | $ 0 | $ 0 | $ 0 |
| Common Stock [Member] | |||
| CASH FLOWS FROM FINANCING ACTIVITIES: | |||
| Offering costs on stock issuance | 100 | 0 | 3,837 |
| Redeemable Preferred Stock Series A [Member] | |||
| CASH FLOWS FROM FINANCING ACTIVITIES: | |||
| Offering costs on stock issuance | $ 0 | 260 | 3 |
| Preferred stock, coupon authorized (in hundredths) | 8.50% | ||
| Redeemable Preferred Stock Series B [Member] | |||
| CASH FLOWS FROM FINANCING ACTIVITIES: | |||
| Offering costs on stock issuance | $ 0 | 858 | 670 |
| Preferred stock, coupon authorized (in hundredths) | 8.25% | ||
| Redeemable Preferred Stock Series C [Member] | |||
| CASH FLOWS FROM FINANCING ACTIVITIES: | |||
| Offering costs on stock issuance | $ 0 | $ 300 | $ 0 |
| Preferred stock, coupon authorized (in hundredths) | 8.625% | ||