Summary of Significant Accounting Policies (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016	Dec. 31, 2016
Summary of Significant Accounting Policies
Reserve for accounts deemed uncollectible (as a percent)	100.00%		100.00%
Allowance for doubtful accounts reserve balance	$ 335,000		$ 335,000		$ 272,000
Earnings (Loss) Per Share of Common Stock
Dilutive instruments outstanding			0	0
Weighted Average Common Shares outstanding - basic and diluted	33,286,211	30,152,279	33,146,546	30,075,715