CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Dec. 31, 2017	Sep. 30, 2017
Current assets:
Cash and cash equivalents	$ 13,923	$ 15,092
Short-term investments	32,085	36,137
Trade accounts receivable, net	7,011	9,435
Financing receivables	5,793	3,055
Income tax receivable	263	273
Inventories	19,994	20,752
Prepaid expenses and other current assets	1,939	1,623
Total current assets	81,008	86,367
Rental equipment, net	15,542	16,462
Property, plant and equipment, net	36,475	37,399
Non-current inventories	56,184	55,935
Deferred income tax assets, net	305	259
Non-current financing receivables, net	7,032	8,195
Prepaid income taxes	56	450
Other assets	619	629
Total assets	197,221	205,696
Current liabilities:
Accounts payable trade	3,322	2,599
Accrued expenses and other current liabilities	6,516	6,338
Deferred revenue	1,461	1,568
Total current liabilities	11,299	10,505
Deferred income tax liabilities	29	37
Total liabilities	11,328	10,542
Commitments and contingencies (Note 11)
Stockholders’ equity:
Preferred stock, 1,000,000 shares authorized, no shares issued and outstanding
Common stock, $.01 par value, 20,000,000 shares authorized, 13,560,291 and 13,438,316 shares issued and outstanding	136	134
Additional paid-in capital	84,557	83,733
Retained earnings	115,686	125,517
Accumulated other comprehensive loss	(14,486)	(14,230)
Total stockholders’ equity	185,893	195,154
Total liabilities and stockholders’ equity	$ 197,221	$ 205,696