Income Taxes (Details) - USD ($)		3 Months Ended		12 Months Ended
	Jan. 01, 2018	Dec. 31, 2018	Dec. 31, 2017	Sep. 30, 2018
Income Taxes
U.S. Federal statutory tax rate (as a percent)	21.00%		35.00%	24.50%
Net operating loss previous carryback period elimination		2 years
Income tax expense (benefit)		$ 0	$ (138,886)
Effective tax rate benefit (as a percent)		0.00%	13.60%
Change in valuation allowance		$ 162,000