Income Taxes (Details) (USD $)	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014	Dec. 31, 2014
Income tax expense	$ 5,000	$ 5,000
Internal Revenue Service (IRS) [Member]
Operating loss carryforwards, subject to expiration			159,600,000
State and Local Jurisdiction [Member]
Operating loss carryforwards, subject to expiration			$ 143,900,000