Nature of Operations and Liquidity (Liquidity) (Details) - USD ($) |
3 Months Ended | ||||
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Mar. 06, 2019 |
Jul. 31, 2019 |
Jul. 31, 2018 |
Apr. 30, 2019 |
Nov. 05, 2018 |
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Product Information [Line Items] | |||||
Approximate cash position | $ 7,243,580 | $ 10,423,660 | $ 9,519,352 | ||
Restricted cash | 452,021 | $ 448,400 | |||
Cash used in operating activities | 1,685,083 | 3,388,210 | |||
Cash used during period | $ 2,272,151 | $ 4,188,899 | |||
Loan Agreements [Member] | Leon and Toby Cooperman Family Foundation [Member] | |||||
Product Information [Line Items] | |||||
Proceeds from debt | $ 10,000,000 | ||||
Commitment fee percentage, payable quarterly | 1.00% | ||||
Loan Agreement One [Member] | |||||
Product Information [Line Items] | |||||
Loan agreement principal amount | $ 5,000,000 | ||||
Loan Agreement Two [Member] | |||||
Product Information [Line Items] | |||||
Loan agreement principal amount | $ 5,000,000 | ||||
Revolving Credit Facility [Member] | |||||
Product Information [Line Items] | |||||
Line of credit maximum borrowing capacity | $ 5,000,000 |
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- Definition Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Excludes cash and cash equivalents within disposal group and discontinued operation. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of increase (decrease) in cash and cash equivalents. Cash and cash equivalents are the amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Includes effect from exchange rate changes. No definition available.
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- Definition Face (par) amount of debt instrument at time of issuance. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility. No definition available.
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- Definition Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The cash inflow from the issuance of common stock, preferred stock, treasury stock, stock options, and other types of equity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition Amount of cash and cash equivalents restricted as to withdrawal or usage, classified as current. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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