XML 19 R9.htm IDEA: XBRL DOCUMENT
v3.24.0.1

CASH AND CASH EQUIVALENTS AND SHORT-TERM INVESTMENTS | 9 Months Ended
--- | ---
Jan. 31, 2024
CASH AND CASH EQUIVALENTS AND SHORT-TERM INVESTMENTS |
CASH AND CASH EQUIVALENTS AND SHORT-TERM INVESTMENTS | (2) CASH AND CASH EQUIVALENTS AND SHORT-TERM INVESTMENTS As of January 31, 2024, cash and cash equivalents and short-term investments consist of (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Cash and Cash | ​ | Short-Term
​ |  | Equivalents |  | Investments
Cash | ​ | $ | 12,008 | ​ | $ | —
Certificates of Deposit | ​ |  | — | ​ | ​ | 2,000
U.S. Government Securities | ​ |  | 6,005 | ​ | ​ | 3,043
Total | ​ | $ | 18,013 | ​ | $ | 5,043
​ As of April 30, 2023, the Company had cash of $19,993,000 and no cash equivalents or short-term investments.

X
- References No definition available. + Details
Name: | us-gaap_CashCashEquivalentsAndShortTermInvestmentsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The entire disclosure of the components of cash, cash equivalents, and short-term investments. Short-term investments may include current marketable securities. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org//320/tableOfContent + Details
Name: | us-gaap_CashCashEquivalentsAndShortTermInvestmentsTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration