Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016	Dec. 31, 2016
Income Tax Disclosure [Abstract]
Percentage of taxable income required to be distributed to shareholders			90.00%
State tax expense	$ 957	$ 997	$ 1,829	$ 2,025
Current tax benefit (provision)	5,062	(368)	7,470	268
Deferred tax benefit (provision)	(2,142)	419	(3,750)	320
Income tax benefit	2,920	$ 51	3,720	$ 588
Net deferred tax asset	$ 8,889		$ 8,889		$ 5,841