Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Operating Activities:
Net loss	$ (786)	$ (7,843)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	2,333	2,122
Stock-based compensation	1,968	1,965
Noncash lease expense	183	159
Amortization of debt issuance costs	76	78
Provision for credit losses	6	59
Deferred taxes	(97)	(107)
Other	(123)	78
Change in operating assets and liabilities:
Accounts receivable and contract assets	(3,430)	546
Inventories	401	(905)
Prepaids and other	(788)	(1,857)
Accounts payable	(428)	(1,254)
Accrued liabilities	(7,084)	(4,700)
Income taxes	99	2,218
Deferred revenue	(1,122)	(1,361)
Net cash used in operating activities	(8,792)	(10,802)
Investing Activities:
Purchases of property and equipment	(720)	(977)
Purchases of available-for-sale securities	(9,750)
Maturities of available-for-sale securities	2,000
Net cash used in investing activities	(8,470)	(977)
Financing Activities:
Payments of short-term borrowings		(10,000)
Proceeds from issuance of long-term debt		29,664
Payments of debt issuance costs		(353)
Issuance of common stock	39	347
Payments for taxes related to net share settlement of equity awards	(1,088)	(858)
Net cash (used in) provided by financing activities	(1,049)	18,800
Effect of exchange rate changes on cash	247	411
Net change in cash and cash equivalents	(18,064)	7,432
Cash and Cash Equivalents:
Beginning of period	41,419	18,998
End of period	23,355	26,430
Supplemental Information:
Cash paid for income taxes		5
Cash paid for interest	779	660
Noncash investing and financing activities:
Acquisition of property and equipment	43	$ 150
Right-of-use assets obtained in exchange for operating lease liabilities	$ 845