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Purchase Accounting - Additional Information (Details) - USD ($)		12 Months Ended
	Sep. 19, 2017	Dec. 31, 2018	Dec. 31, 2017
Business Combination Separately Recognized Transactions [Line Items]
Impairment Charges		$ 0
Private Acer
Business Combination Separately Recognized Transactions [Line Items]
Equity interest held by registrant's shareholders	11.00%
Acquisition Date
Business Combination Separately Recognized Transactions [Line Items]
Fair value of consideration transferred in equity	$ 7,007,069
Value of acquired legacy technology		0
Goodwill deductible for income tax purposes		0
Changes in goodwill after the initial purchase accounting		$ 0	$ 0
Acquisition Date \| Private Acer
Business Combination Separately Recognized Transactions [Line Items]
Equity interest held by registrant's shareholders	11.00%