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Credit Facility - Summary of activity on the Bank of America, N.A. line of credit (Details) (USD $) | 12 Months Ended
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Mar. 31, 2014
Debt Disclosure [Abstract] |
Balance at April 1, 2013: | $ 2,950,000
Borrowings | 850,000
Repayments | (1,375,000)
Balance at March 31, 2014: | $ 2,425,000

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- Details
Name: | us-gaap_DebtDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Amount borrowed under the credit facility as of the balance sheet date. + References No definition available. + Details
Name: | us-gaap_LineOfCreditFacilityAmountOutstanding
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Decrease for amounts repaid on the credit facility for the period. + References No definition available. + Details
Name: | us-gaap_LineOfCreditFacilityDecreaseRepayments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Increase for additional borrowings on the credit facility during the period. + References No definition available. + Details
Name: | us-gaap_LineOfCreditFacilityIncreaseAdditionalBorrowings
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration