Consolidated Statements Of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Revenues:
Service revenues	$ 34,609	$ 32,344	$ 101,571	$ 97,051
Product revenues	5,279	5,510	15,011	15,415
Total revenues	39,888	37,854	116,582	112,466
Costs and expenses:
Service costs	16,939	16,032	49,692	48,708
Product costs	1,862	2,304	5,851	5,970
Total cost of sales	18,801	18,336	55,543	54,678
Gross profit	21,087	19,518	61,039	57,788
Selling, general and administrative expense	12,504	11,805	37,205	36,606
Operating income	8,583	7,713	23,834	21,182
Equity in income of joint ventures	1,206	244	3,015	797
Interest expense, net	(695)	(703)	(2,098)	(2,765)
Other income (expense), net	15	3,550	(242)	3,493
Income before taxes	9,109	10,804	24,509	22,707
Income tax expense	2,509	3,382	7,976	7,074
Net income	6,600	7,422	16,533	15,633
Less: Net income attributed to noncontrolling interest	200	157	557	446
Net income attributed to Landauer, Inc.	$ 6,400	$ 7,265	$ 15,976	$ 15,187
Net income per share attributable to Landauer, Inc. shareholders:
Basic	$ 0.67	$ 0.76	$ 1.67	$ 1.59
Weighted average basic shares outstanding	9,585	9,531	9,562	9,523
Diluted	$ 0.66	$ 0.76	$ 1.66	$ 1.58
Weighted average diluted shares outstanding	9,606	9,564	9,595	9,555