Quarterly report pursuant to Section 13 or 15(d)

Income Taxes (Details)

v3.10.0.1
Income Taxes (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2018
Jun. 30, 2017
Jun. 30, 2018
Jun. 30, 2017
Dec. 31, 2017
Income Tax Disclosure [Abstract]          
Federal income tax rate applicable to corporations     21.00%   35.00%
Tax provision related to the decrease in the federal income tax rate applicable to corporations         $ 17,500
Percent of REIT taxable income the entity intends to distribute 100.00%   100.00%    
(Benefit from) provision for income taxes $ (6,051) $ 8,759 $ (2,267) $ (15,758)  
Valuation allowance on deferred tax assets $ 2,376   $ 2,376   $ 2,740