Income Taxes - Additional Information (Details) - USD ($)	3 Months Ended	12 Months Ended
	Mar. 31, 2019	Dec. 31, 2018
Income Tax Disclosure [Abstract]
Unrecognized tax benefits	$ 0	$ 0
Unrecognized tax benefits, interest and penalties	0	0
Significant uncertain tax positions	0	0
Interest and penalties recognized	0	0
Net operating loss carryforward	5,310,679	3,865,253
Net capital loss carryforward	190,526	164,566
Other income tax related carryovers for net operating losses, alternative tax credits, or capital losses	$ 0	$ 0
Net operating loss carryforward, expiration year	2038	2039
Deferred tax assets, valuation allowance	$ 0	$ 0