Note 4 - Accounts Receivable

6 Months Ended

Jun. 30, 2021

Notes to Financial Statements

Accounts and Nontrade Receivable [Text Block]

4. Accounts Receivable

Accounts receivable at June 30, 2021 and December 31, 2020, consist of the following:

	June 30, 2021		December 31, 2020
Billed federal government	$	1,947,648	$	1,425,217
Billed commercial and other		64,035		-
Total billed		2,011,683		1,425,217
Unbilled receivables		85,838		17,014
Accounts receivable	$	2,097,521	$	1,442,231

Billed receivables from the federal government include amounts due from both prime contracts and subcontracts where the federal government is the end customer. Unbilled receivables include short-term contract assets where billing cycles differ from calendar months or a monthly fixed billing amount does not reflect the revenue earned in a given month.