5. Equity Compensation Plans (Details) - Equity Compensation Plan (2005 Plan) [Member] - USD ($)	3 Months Ended	6 Months Ended
Sep. 30, 2015	Sep. 30, 2015	Sep. 30, 2016
5. Equity Compensation Plans (Details) [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross	212,000	212,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Number of Shares			72,000
Employee Service Share-based Compensation, Nonvested Awards, Compensation Not yet Recognized, Stock Options (in Dollars)			$ 60,000

Unrecognized cost of unvested options awarded to employees as compensation.

No definition available.

Name:	us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant