Note 7 - Accounts Receivable

6 Months Ended

Sep. 30, 2020

Notes to Financial Statements

Accounts Receivable [Text Block]

7.

Accounts Receivable

Accounts receivable at 

September 30, 2020

and 

March 31, 2020

consisted of the following (in thousands):

	September 30, 2020			March 31, 2020
Accounts receivable (billed)	$	10,865		$	11,276
Accounts receivable (unbilled)		5,968			5,711
Less: Allowance for doubtful accounts		(23	)		—
Accounts receivable, net	$	16,810		$	16,987

The Company recorded allowance for doubtful accounts of less than

$0.1

million for the

three

months and

six

months ended 

September 30, 2020

and

no

allowance for the

three

or

six

months ended 

September 30, 2019

.  The allowances are based on evaluation of customer accounts that are past due.