Accounts Receivable, Net and Unbilled Receivables (Tables)

6 Months Ended

Apr. 30, 2021

Receivables [Abstract]

Schedule of Accounts Receivable, Net and Unbilled Receivables

Accounts receivable, net and Unbilled receivables as of April 30, 2021 and October 31, 2020 consisted of the following (in thousands):

	April 30,		October 31,
	2021		2020
Commercial Customers:
Amount billed	$	10,183	$	7,329
Unbilled receivables (1)		6,289		7,063
		16,472		14,392
Advanced Technologies (including U.S. government(2)):
Amount billed		1,964		2,234
Unbilled receivables		1,371		978
		3,335		3,212
Accounts receivable, net and unbilled receivables	$	19,807	$	17,604

(1) Additional long-term unbilled receivables of $9.9 million and $8.9 million are included within “Other Assets” as of April 30, 2021 and October 31, 2020, respectively.

(2) Total U.S. government accounts receivable, including unbilled receivables, outstanding as of April 30, 2021 and October 31, 2020 were $1.0 million and $1.1 million, respectively.