Commitments and Other - Additional Information (Detail)	1 Months Ended		3 Months Ended	12 Months Ended
	Aug. 31, 2013 USD ($)	Jan. 31, 2010 USD ($) Instruments	Jun. 30, 2015 USD ($) Instruments	Dec. 31, 2015 USD ($) ft² shares	Dec. 31, 2014 USD ($)
Long-term Purchase Commitment [Line Items]
Monthly cost				$ 12,522
Area of office space | ft²				7,625
Lease expiration date				Jan. 31, 2020
Rent expense				$ 121,866	$ 86,348
Additional payment received by using technology				2.50%
Additional payment received by using other technology				5.00%
Professional fees					500,000
Period of shareholder agreement	3 years
Annual service fee	$ 100,000
STA Instruments [Member] | Tricor Systems Inc [Member]
Long-term Purchase Commitment [Line Items]
Issue of purchase order | Instruments		12,000
Delivery period		3 years
Purchase order		$ 5,261,640
STA Instruments [Member] | Wand Dental Inc [Member]
Long-term Purchase Commitment [Line Items]
Issue of purchase order | Instruments			3,000
Purchase order			$ 1,785,750
New purchase commitment, description				As of September 30, 2015, this commitment was completed. In the second quarter of 2015, Wand Dental Inc. entered into a new purchase commitment for 3,000 STA instruments, ($1,785,750) for the delivery of these instruments beginning October 2015 and into 2016.
Advance made on purchase commitment order				$ 1,215,127	721,197
Director [Member]
Long-term Purchase Commitment [Line Items]
Options to purchase common stock issued | shares				8,333
Director's royalty fees				$ 313,751	404,828
Professional fees				$ 260,000	$ 200,000