Income Taxes (Details)	3 Months Ended
	Mar. 31, 2016 USD ($) state	Mar. 31, 2015 USD ($) state	Dec. 31, 2015 USD ($)
Income Tax Disclosure [Abstract]
Income tax expense	$ 5,000	$ 5,000
Number of states owed a tax liability | state	1	1
Unrecognized tax benefits	$ 0	$ 0
Interest and penalty payments	0	$ 0
Current federal tax benefit	0
Current state tax benefit	$ 0
U.S. Federal
Operating loss carryforwards, subject to expiration			$ 167,200,000
State
Operating loss carryforwards, subject to expiration			$ 149,800,000