Consolidated Balance Sheets - USD ($)	Sep. 30, 2019	Sep. 30, 2018
Current assets:
Cash and cash equivalents	$ 10,302,000	$ 8,012,000	[1]
Marketable securities at fair value (cost of $104,176,000 at September 30, 2019 and $103,751,000 at September 30, 2018)	105,322,000	104,058,000	[1]
Accounts receivable, less allowance for doubtful accounts of $459,000 at September 30, 2019 and $313,000 at September 30, 2018	1,603,000	993,000	[1]
Costs and estimated earnings in excess of billings	13,838,000	11,900,000	[1]
Inventories, net	25,366,000	21,890,000	[1]
Prepaid expenses	499,000	1,348,000	[1]
Total current assets	156,930,000	148,201,000	[1]
Property and equipment, net	8,389,000	7,889,000	[1]
Other assets	53,000	53,000	[1]
Total Assets	165,372,000	156,143,000	[1]
Current liabilities:
Accounts payable	1,907,000	1,838,000	[1]
Customer deposits	1,918,000	4,563,000	[1]
Accrued expenses	2,660,000	2,085,000	[1]
Total current liabilities	6,485,000	8,486,000	[1]
Deferred and other income taxes	3,372,000	2,640,000	[1]
Total liabilities	9,857,000	11,126,000	[1]
Commitments and contingencies
Shareholders' equity:
Preferred stock, par value $.10 per share; 300,000 shares authorized; none issued
Capital in excess of par value	12,159,000	11,862,000	[1]
Retained earnings	141,897,000	131,701,000	[1]
Total shareholders' equity	155,515,000	145,017,000	[1]
Total Liabilities and Shareholders' Equity	165,372,000	156,143,000	[1]
Common Stock [Member]
Shareholders' equity:
Common stock	1,228,000	1,225,000	[1]
Total shareholders' equity	1,228,000	1,225,000	[2]
Class B Stock [Member]
Shareholders' equity:
Common stock	231,000	229,000	[1]
Total shareholders' equity	$ 231,000	$ 229,000	[2]

[1] The amounts as of September 30, 2018 have been adjusted to reflect the change in inventory accounting method, as described in Notes 1 and 2 to the Consolidated Financial Statements.

[2] The balances as of September 30, 2017 and 2018, and the amounts for the year ended September 30, 2018, have been adjusted to reflect the change in inventory accounting method, as described in Notes 1 and 2 to the Consolidated Financial Statements.