Equity Instruments - Stock Option Activity (Detail) - $ / shares	6 Months Ended	12 Months Ended
	Jun. 30, 2016	Dec. 31, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Options, Granted	5,000
Weighted Average Exercise Price, Granted	$ 6.53
Ampio [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Options, Beginning Balance	7,315,832
Number of Options, Granted	5,000
Number of Options, Exercised	0
Number of Options, Forfeited/Cancelled	0
Number of Options, Expired or Cancelled	(475,000)
Number of Options, Ending Balance	6,845,832	7,315,832
Number of Options, Exercisable	6,490,935
Number of Options, Available for grant	3,441,647
Weighted Average Exercise Price, Beginning Balance	$ 3.71
Weighted Average Exercise Price, Granted	6.53
Weighted Average Exercise Price, Exercised	0
Weighted Average Exercise Price, Forfeited/Cancelled	0
Weighted Average Exercise Price, Expired or Cancelled	2.67
Weighted Average Exercise Price, Ending Balance	3.78	$ 3.71
Weighted average exercise price, Exercisable	$ 3.77
Weighted Average Remaining Contractual Life, Outstanding	5 years 2 months 23 days	6 years 6 months 29 days
Weighted Average Remaining Contractual Life, Exercisable	5 years 15 days