Consolidated Statements Of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Net income	$ 4,580	$ 3,773
Other comprehensive income (loss):
Defined benefit pension and postretirement plans activity, net of taxes	119	44
Unrealized gains (losses) on available-for-sale securities, net of taxes		(75)
Foreign currency translation adjustment , net of taxes	(2,426)	(315)
Comprehensive income	2,273	3,427
Landauer, Inc. [Member]
Net income	4,401	3,643
Other comprehensive income (loss):
Defined benefit pension and postretirement plans activity, net of taxes	119	44
Unrealized gains (losses) on available-for-sale securities, net of taxes		(75)
Foreign currency translation adjustment , net of taxes	(2,387)	(317)
Comprehensive income	2,133	3,295
Non-Controlling Interest [Member]
Net income	179	130
Other comprehensive income (loss):
Foreign currency translation adjustment , net of taxes	(39)	2
Comprehensive income	$ 140	$ 132