Discontinued Operations - Additional Information (Detail) - ProBiora Health, LLC [Member] - Transition Services Agreement [Member]	6 Months Ended
	Jun. 30, 2016 USD ($)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Management fee	3.00%
Agreement term	90 days
Subletting rate per month	$ 1,623
Sublease expiration date	Feb. 28, 2017