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Cash, Cash Equivalents and Restricted Cash (Tables)
9 Months Ended
Jan. 31, 2021
Cash and Cash Equivalents [Abstract]  
Schedule of Cash, Cash Equivalents, and Restricted Cash The reconciliation between the condensed consolidated balance sheet and the condensed consolidated statement of cash flows is as follows:
January 31, 2021April 30, 2020
Cash and cash equivalents$5,563 $4,365 
Restricted cash540 850 
Total cash, cash equivalents and restricted cash$6,103 $5,215