Other Assets (Tables)

3 Months Ended

Dec. 31, 2018

Investments All Other Investments [Abstract]

Summary of Other Assets

Other assets consist of the following:

	December 31,		September 30,
(Dollars in thousands)	2018		2018
ViaCyte, Inc.	$	479	$	479
Other noncurrent assets		1,123		967
Other assets, net	$	1,602	$	1,446