Consolidated Statements Of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Net income	$ 7,422	$ 4,136	$ 15,633	$ 12,342
Other comprehensive income:
Defined benefit pension and postretirement plans activity, net of taxes	85	46	257	137
Unrealized gains (losses) on available-for-sale securities, net of taxes	(195)	41	(187)	43
Foreign currency translation adjustment , net of taxes	796	227	1,483	(3,669)
Comprehensive income	8,108	4,450	17,186	8,853
Landauer, Inc. [Member]
Net income	7,265	4,055	15,187	11,979
Other comprehensive income:
Defined benefit pension and postretirement plans activity, net of taxes	85	46	257	137
Unrealized gains (losses) on available-for-sale securities, net of taxes	(195)	41	(187)	43
Foreign currency translation adjustment , net of taxes	793	220	1,456	(3,478)
Comprehensive income	7,948	4,362	16,713	8,681
Non-Controlling Interest [Member]
Net income	157	81	446	363
Other comprehensive income:
Foreign currency translation adjustment , net of taxes	3	7	27	(191)
Comprehensive income	$ 160	$ 88	$ 473	$ 172