Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
Operating Activities:
Net income	$ 3,526	$ 7,408
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	4,006	3,703
Stock-based compensation	2,620	2,729
Contingent consideration (gain) expense	(803)	1,033
Unrealized foreign exchange loss	127	336
Deferred taxes	1,954	(181)
Gain on sale of strategic investment		(377)
Provision for bad debts	128
Other	(1)	(15)
Change in operating assets and liabilities, net of acquisitions:
Accounts receivable	(243)	1,999
Inventories	88	(112)
Prepaids and other	(2,091)	45
Accounts payable and accrued liabilities	(1,129)	746
Income taxes	(558)	1,253
Deferred revenue	32
Net cash provided by operating activities	7,656	18,567
Investing Activities:
Purchases of property and equipment	(4,881)	(4,869)
Purchases of available-for-sale securities	(54,935)	(9,562)
Maturities of available-for-sale securities	44,571
Cash proceeds from sales of property and equipment		15
Cash received from sale of strategic investment		377
Payments for acquisitions, net of cash acquired		(25,054)
Net cash used in investing activities	(15,245)	(39,093)
Financing Activities:
Issuance of common stock	216	284
Payments for taxes related to net share settlement of equity awards	(2,128)	(371)
Repurchase of common stock	(4,046)
Payment of deferred financing costs	(96)
Payment of contingent consideration		(305)
Net cash used in financing activities	(6,054)	(392)
Effect of exchange rate changes on cash and cash equivalents	6	(14)
Net change in cash and cash equivalents	(13,637)	(20,932)
Cash and Cash Equivalents:
Beginning of period	24,987	55,588
End of period	11,350	34,656
Supplemental Information:
Cash paid for income taxes	1,889	4,313
Noncash transactions from investing and financing activities:
Acquisition of property and equipment on account	112	133
Issuance of performance shares, restricted and deferred stock units	$ 2,414	1,390
Creagh Medical Ltd and NorMedix Inc [Member]
Noncash transactions from investing and financing activities:
Contingent consideration and debt assumed in Creagh Medical and NorMedix transactions		$ 13,597