Goodwill and Amortizable Intangible Assets (Details) (USD $)	3 Months Ended		12 Months Ended
	Mar. 31, 2015	Mar. 31, 2014	Dec. 31, 2014
Intangible Asset
Gross Carrying Amount	$ 12,224,000		$ 12,224,000
Accumulated Amortization	(3,536,674)		(3,391,000)
Accumulated Impairment Loss	(6,824,773)		(6,824,773)
Net	1,862,553		2,008,227
Intangible assets amortization expense	145,674	145,674
Developed Technology
Intangible Asset
Gross Carrying Amount	6,426,000		6,426,000
Accumulated Amortization	(1,298,671)		(1,292,297)
Accumulated Impairment Loss	(5,038,100)		(5,038,100)
Net	89,229		95,603
Weighted Average Remaining Useful Life (in years)	3 years 6 months		3 years 9 months 18 days
Customer Relationships
Intangible Asset
Gross Carrying Amount	3,972,000		3,972,000
Accumulated Amortization	(937,327)		(889,327)
Accumulated Impairment Loss	(1,786,673)		(1,786,673)
Net	1,248,000		1,296,000
Weighted Average Remaining Useful Life (in years)	6 years 6 months		6 years 9 months 18 days
Internal-use software
Intangible Asset
Gross Carrying Amount	726,000		726,000
Accumulated Amortization	(219,010)		(182,710)
Net	506,990		543,290
Weighted Average Remaining Useful Life (in years)	3 years 6 months		3 years 9 months 18 days
Estimated useful life	5 years
Acquired Patents
Intangible Asset
Gross Carrying Amount	1,100,000		1,100,000
Accumulated Amortization	(1,081,666)		(1,026,666)
Net	$ 18,334		$ 73,334
Weighted Average Remaining Useful Life (in years)	1 month 6 days		4 months 24 days