Income Taxes - Additional Information (Detail) - USD ($)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Operating Loss Carryforwards [Line Items]
Combined federal and state statutory rate	37.63%	37.60%
Predecessor [Member]
Operating Loss Carryforwards [Line Items]
Net deferred tax asset		$ 91,068
Redemption consideration, taxable gain		5,250,000
Fresh-start adjustment, increase in equity		1,970,000
Predecessor [Member] | Federal [Member]
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards	$ 3,850,000	$ 512,000
Net operating loss carryforwards expiration period	2036	2035