Schedule of Short-Term Debt Obligations (Detail) (USD $)	12 Months Ended
	Dec. 31, 2014		Dec. 31, 2013
Short-term Debt [Line Items]
Short-term debt	$ 456,784		$ 5,664,827
Note payable - Legacy
Short-term Debt [Line Items]
Short-term debt			2,814,027
Note payable - S&H Leasing
Short-term Debt [Line Items]
Short-term debt			1,865,600
Note payable - working capital
Short-term Debt [Line Items]
Short-term debt			800,000
Insurance premium financings
Short-term Debt [Line Items]
Short-term debt	456,784		101,135
Debt instrument, effective interest rate, minimum	3.90%	[1]
Debt instrument, effective interest rate, maximum	4.90%	[1]
Note Payable Medicare Cost Report
Short-term Debt [Line Items]
Short-term debt			$ 84,065

[1] Effective rate as of December 31, 2014