Stockholders' Equity - Schedule of 2017 Nonvested Share Activity (Details) - $ / shares	3 Months Ended	5 Months Ended
	Mar. 31, 2018	Dec. 31, 2017
Number of Shares
Vested (in shares)	0
2017 Plan
Number of Shares
Non-vested, beginning balance (in shares)	174,000
Options granted (in shares)	157,050	214,000
Non-vested, ending balance (in shares)	331,050	174,000
Weighted Average Grant Date Fair Value Per Share
Non-vested, beginning balance (in dollars per share)	$ 34.78
Granted (in dollars per share)	24.81
Non-vested, ending balance (in dollars per share)	$ 30.05	$ 34.78