Revenue (Tables)

6 Months Ended

Mar. 31, 2020

Revenue From Contract With Customer [Abstract]

Summary of Revenues Disaggregated by Product Classification and Operating Segment

The following table presents the Company’s revenues disaggregated by product classification and by operating segment, excluding sales taxes collected and remitted to governmental authorities.

	Three Months Ended				Six Months Ended
	March 31,				March 31,
(Dollars in thousands)	2020		2019		2020		2019
Medical Device
Product sales	$	5,455	$	4,558	$	10,477	$	9,336
Royalties		6,714		8,313		15,613		15,998
Research, development and other		2,628		2,811		4,862		5,195
License fees		1,507		1,619		2,756		4,030
Total Revenue — Medical Device		16,304		17,301		33,708		34,559
In Vitro Diagnostics
Product sales		6,315		5,329		11,267		10,302
Other		203		46		463		56
Total Revenue — In Vitro Diagnostics		6,518		5,375		11,730		10,358
Total Revenue	$	22,822	$	22,676	$	45,438	$	44,917