Recent Accounting Pronouncements (Tables)

6 Months Ended

Mar. 31, 2019

Contract with Customer, Asset and Liability [Table Text Block]

Contract assets were formerly reported within costs in excess of billings and unbilled receivables. Contract liabilities were formerly reported as deferred revenue. The titles have been changed in the table below to be consistent with accounts currently used under the new standard.

	September 30, 2018
	As Reported		As Adopted
Unbilled receivables		1,215,000		1,214,000
Contract assets		-		1,000
Security and other deposits		65,000		58,000
Long term contract assets		-		7,000
Deferred revenue		253,000		-
Contract liabilities		-		253,000

Disaggregation of Revenue [Table Text Block]

The Company disaggregates revenue from contracts with customers by geographic locations, customer-type, contract type, timing of recognition, and major categories for each segments, as the Company believes it best depicts how the nature, amount, timing and uncertainty of revenue and cash flows are affected by economic factors. See details in the tables below.

	Three Months Ended March 31, 2019						Six Months Ended March 31, 2019
	Optics		Innovation & Development		Total		Optics		Innovation & Development		Total
Total Revenue by Geographic Location
United States	$	3,605,000	$	5,168,000	$	8,773,000	$	6,880,000	$	9,353,000	$	16,233,000
Asia		858,000		7,000		865,000		1,773,000		22,000		1,795,000
Europe		1,701,000		12,000		1,713,000		3,186,000		51,000		3,237,000
Other		62,000		119,000		181,000		108,000		187,000		295,000
Total	$	6,226,000	$	5,306,000	$	11,532,000	$	11,947,000	$	9,613,000	$	21,560,000
Total Revenue by Contract Type
Firm-fixed price	$	6,226,000	$	605,000	$	6,831,000	$	11,947,000	$	1,163,000	$	13,110,000
Non-Firm Fixed price		-		4,701,000		4,701,000		-		8,450,000		8,450,000
Total	$	6,226,000	$	5,306,000	$	11,532,000	$	11,947,000	$	9,613,000	$	21,560,000
Total Revenue by Major Customer Type
U.S. government revenue	$	-	$	5,035,000	$	5,035,000	$	3,000	$	9,216,000	$	9,219,000
U.S. commercial revenue		3,605,000		132,000		3,737,000		6,877,000		137,000		7,014,000
Foreign commercial and other revenue		2,621,000		139,000		2,760,000		5,067,000		260,000		5,327,000
Total	$	6,226,000	$	5,306,000	$	11,532,000	$	11,947,000	$	9,613,000	$	21,560,000
Total Revenue by Major Products/Services
Optical components	$	6,194,000	$	-	$	6,194,000	$	11,833,000	$	-	$	11,833,000
Contract research		-		5,223,000		5,223,000		-		9,421,000		9,421,000
Other products and services		32,000		83,000		115,000		114,000		192,000		306,000
Total	$	6,226,000	$	5,306,000	$	11,532,000	$	11,947,000	$	9,613,000	$	21,560,000
Total Revenue by Timing of Recognition
Goods/services transferred over time	$	508,000	$	5,223,000	$	5,731,000	$	1,068,000	$	9,421,000	$	10,489,000
Goods transferred at a point in time		5,718,000		83,000		5,801,000		10,879,000		192,000		11,071,000
Total	$	6,226,000	$	5,306,000	$	11,532,000	$	11,947,000	$	9,613,000	$	21,560,000

Accounting Standards Update 2014-09 [Member]

Schedule of New Accounting Pronouncements and Changes in Accounting Principles [Table Text Block]

The cumulative effect of the changes made to the October 1, 2018 unaudited consolidated balance sheet for the adoption of Topic 606 was as follows:

	Balance at		Adjustment for			Adjusted balance at
	September 30, 2018		Topic 606			October 1, 2018
Assets:
Unbilled receivables		1,214,000		40,000			1,254,000
Inventories, net of reserves		4,106,000		(18,000	)		4,088,000
Liabilities:
Contract liabilities		253,000		-			253,000
Stockholders' equity:
Retained earnings		841,000		22,000			863,000