Accrued Liabilities (Narrative) (Details)	Mar. 31, 2018 USD ($) ft²	Dec. 31, 2017 USD ($)	Jan. 31, 2017 USD ($) ft²	Aug. 31, 2016 ft²	Sep. 30, 2013 USD ($) ft²
Real Estate [Line Items]
Accrued costs of rent liability | $	$ 348,690	$ 441,417
Office [Member]
Real Estate [Line Items]
Square feet of leased space | ft²	52,000
Demonstration And Assembly [Member]
Real Estate [Line Items]
Square feet of leased space | ft²	12,000
Unimproved [Member]
Real Estate [Line Items]
Square feet of leased space | ft²					13,000
Accrued lease termination costs remaining | $	$ 71,592
Accrued costs of rent liability | $					$ 515,138
Office Sublease [Member]
Real Estate [Line Items]
Square feet of leased space | ft²				11,000
Accrued lease termination costs remaining | $	$ 19,822
Accrued costs of rent liability | $			$ 69,180
Office Sublease, January 2017 [Member]
Real Estate [Line Items]
Square feet of leased space | ft²			16,000