Concentration of Credit Risk and Significant Customers (Details) - Customer Concentration Risk	3 Months Ended		12 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Mar. 31, 2021
Revenue | Customer A
Concentration Risk [Line Items]
Percentage of revenue or accounts receivable	20.90%	86.40%
Revenue | Customer B
Concentration Risk [Line Items]
Percentage of revenue or accounts receivable	31.50%	10.50%
Revenue | Customer C
Concentration Risk [Line Items]
Percentage of revenue or accounts receivable	14.70%
Revenue | Customer D
Concentration Risk [Line Items]
Percentage of revenue or accounts receivable	10.40%
Accounts Receivable | Customer A
Concentration Risk [Line Items]
Percentage of revenue or accounts receivable	21.80%		31.10%
Accounts Receivable | Customer B
Concentration Risk [Line Items]
Percentage of revenue or accounts receivable	38.60%		33.90%
Accounts Receivable | Customer C
Concentration Risk [Line Items]
Percentage of revenue or accounts receivable	13.70%
Accounts Receivable | Customer E
Concentration Risk [Line Items]
Percentage of revenue or accounts receivable			10.00%