Revolving Credit Facility	6 Months Ended
Jan. 31, 2021
Debt Disclosure [Abstract]
Revolving Credit Facility	Note 9—Revolving Credit Facility As of September 27, 2016, the Company entered into a loan and security agreement with Western Alliance Bank for a revolving credit facility of up to $2.5 million for an initial two-year term which was extended twice for another two two-year term expiring September 26, 2022. At the Company’s request in September 2020, advances under this facility have been reduced to the lesser of $2.0 million or 80% of the Company’s eligible accounts receivable, subject to certain concentration limits. The revolving credit facility is secured by a lien on substantially all of the Company’s assets. Effective with the September 2020 extension, the outstanding principal amount bears interest per annum at the greater of 3.5% or the prime rate plus 1.25%. Previously the interest rate was capped at 5.0%. Interest is payable monthly and all outstanding principal and any accrued and unpaid interest is due on the maturity date of September 26, 2022. The Company is required to pay an annual facility fee of $10,000 to Western Alliance Bank. The Company is also required to comply with various affirmative and negative covenants and to maintain certain financial ratios during the term of the revolving credit facility. The covenants include a prohibition on the Company paying any dividend on its capital stock. The Company may terminate this agreement at any time without penalty or premium provided that it pays down any outstanding principal, accrued interest and bank expenses. At January 31, 2021 and July 31, 2020, there were no amounts outstanding under the revolving credit facility and the Company was in compliance with all of the covenants. As of November 16, 2016, the Company entered into a Foreign Exchange Agreement with Western Alliance Bank to allow the Company to enter into foreign exchange contracts not to exceed $5.0 million in the aggregate at any point in time under its revolving credit facility. This limit was raised to approximately $6.5 million pursuant to the Loan and Security Modification Agreement dated May 30, 2018. The available borrowing under the revolving credit facility is reduced by an applicable foreign exchange reserve percentage as determined by Western Alliance Bank, in its reasonable discretion from time to time, which was initially set at 10% of the nominal amount of the foreign exchange contracts in effect at the relevant time. In December 2016, the applicable foreign exchange reserve percentage was changed so that the reduction of available borrowing for major currency forward contracts of less than six months tenor is set at 10% of the nominal amount of the foreign exchange contracts, and for contracts over six months tenor, 12.5% of the nominal amount of the foreign exchange contracts. At January 31, 2021, there were $1.58 million of outstanding foreign exchange contracts with less than six months tenor under the credit facility, which reduced the available borrowing under the revolving credit facility by $157,500.

Revolving Credit Facility

6 Months Ended

Jan. 31, 2021

Note 9—Revolving Credit Facility

As of September 27, 2016, the Company entered into a loan and security agreement with Western Alliance Bank for a revolving credit facility of up to $2.5 million for an initial two-year term which was extended twice for another two two-year term expiring September 26, 2022. At the Company’s request in September 2020, advances under this facility have been reduced to the lesser of $2.0 million or 80% of the Company’s eligible accounts receivable, subject to certain concentration limits. The revolving credit facility is secured by a lien on substantially all of the Company’s assets. Effective with the September 2020 extension, the outstanding principal amount bears interest per annum at the greater of 3.5% or the prime rate plus 1.25%. Previously the interest rate was capped at 5.0%. Interest is payable monthly and all outstanding principal and any accrued and unpaid interest is due on the maturity date of September 26, 2022. The Company is required to pay an annual facility fee of $10,000 to Western Alliance Bank. The Company is also required to comply with various affirmative and negative covenants and to maintain certain financial ratios during the term of the revolving credit facility. The covenants include a prohibition on the Company paying any dividend on its capital stock. The Company may terminate this agreement at any time without penalty or premium provided that it pays down any outstanding principal, accrued interest and bank expenses. At January 31, 2021 and July 31, 2020, there were no amounts outstanding under the revolving credit facility and the Company was in compliance with all of the covenants.

As of November 16, 2016, the Company entered into a Foreign Exchange Agreement with Western Alliance Bank to allow the Company to enter into foreign exchange contracts not to exceed $5.0 million in the aggregate at any point in time under its revolving credit facility. This limit was raised to approximately $6.5 million pursuant to the Loan and Security Modification Agreement dated May 30, 2018. The available borrowing under the revolving credit facility is reduced by an applicable foreign exchange reserve percentage as determined by Western Alliance Bank, in its reasonable discretion from time to time, which was initially set at 10% of the nominal amount of the foreign exchange contracts in effect at the relevant time. In December 2016, the applicable foreign exchange reserve percentage was changed so that the reduction of available borrowing for major currency forward contracts of less than six months tenor is set at 10% of the nominal amount of the foreign exchange contracts, and for contracts over six months tenor, 12.5% of the nominal amount of the foreign exchange contracts. At January 31, 2021, there were $1.58 million of outstanding foreign exchange contracts with less than six months tenor under the credit facility, which reduced the available borrowing under the revolving credit facility by $157,500.