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Credit Facility (Tables)
6 Months Ended
Sep. 30, 2017
Debt Disclosure [Abstract]  
Summary of Line of Credit Activity

The following table is a summary of activity on the Bank of America, N.A. line of credit for the six months ended September 30, 2017:

 

    Principal  
Balance at April 1, 2017:   $ 2,900,000  
Borrowings     -  
Repayments     (432,000 )
Balance at September 30, 2017:   $ 2,468,000