Income Taxes (Details Textual) - USD ($)	3 Months Ended				6 Months Ended		12 Months Ended
	Mar. 31, 2019	Dec. 31, 2018	Mar. 31, 2018	Dec. 31, 2016	Mar. 31, 2019	Mar. 31, 2018	Sep. 30, 2018	Sep. 30, 2017	Nov. 18, 2016
Income Tax [Line Items]
Income Tax Expense (Benefit)	$ 206,000		$ (1,255,000)	$ 2,700,000	$ 141,000	$ (595,000)	$ 1,200,000
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent							21.00%	35.00%
Provision for Income Tax Expense		$ 700,000
Additional Income Tax Expense							$ 200,000
Effective Income Tax Rate Reconciliation, Percent	74.00%		3586.00%		127.00%	281.00%
Deferred Tax Assets, Operating Loss Carryforwards, Domestic							600,000
Research Tax Credit Carryforward [Member]
Income Tax [Line Items]
Deferred Tax Assets, Valuation Allowance							0.6
Excluding The Impact Of The 2017 Tax Act [Member]
Income Tax [Line Items]
Effective Income Tax Rate Reconciliation, Percent						16.00%
Xcede Technologies inc [Member]
Income Tax [Line Items]
Noncontrolling Interest, Ownership Percentage by Parent	63.00%				63.00%				59.00%
Federal [Member]
Income Tax [Line Items]
Deferred Tax Assets, Tax Credit Carryforwards, Research							2,900,000
State and Local Jurisdiction [Member]
Income Tax [Line Items]
Deferred Tax Assets, Tax Credit Carryforwards, Research							$ 852,000