Stockholders' Equity of the Company - Schedule of Common Stock Issued and Proceeds Received Dividend Reinvestments (Details) - USD ($) $ in Thousands |
12 Months Ended | |||
---|---|---|---|---|
Dec. 31, 2017 |
Dec. 31, 2016 |
Dec. 31, 2015 |
Feb. 28, 2015 |
|
Stockholders' Equity | ||||
Common stock, shares authorized | 160,000,000 | 160,000,000 | ||
Dividend reinvestments/stock purchases under the DRSPP | $ 0 | $ 0 | $ 124,761 | |
Dividend Reinvestment and Stock Purchase Plan (DRIP) | ||||
Stockholders' Equity | ||||
Common stock, shares authorized | 3,500,000 | |||
Issuance of common stock (in shares) | 2,141 | 2,687 | 775,760 | |
Dividend reinvestments/stock purchases under the DRSPP | $ 223 | $ 277 | $ 99,555 |