Consolidated Statements Of Operations - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2014
Revenues:
Service revenues	$ 130,614	$ 128,771	$ 127,698
Product revenues	18,625	22,543	27,364
Total revenues	149,239	151,314	155,062
Costs and expenses:
Service costs	66,795	63,876	61,649
Product costs	6,966	8,709	12,506
Total cost of sales	73,761	72,585	74,155
Gross profit	75,478	78,729	80,907
Selling, general and administrative expense	48,837	53,989	54,904
Goodwill and other intangible assets impairment charge			62,188
Acquisition and reorganization costs	0	1,041	3,802
Operating income (loss)	26,641	23,699	(39,987)
Equity in income of joint ventures	1,483	2,307	2,939
Interest expense, net	(3,419)	(4,370)	(3,424)
Other income (expense), net	3,648	(314)	(26)
Income (loss) before taxes	28,353	21,322	(40,498)
Income tax expense (benefit)	9,899	6,273	(15,800)
Net income (loss)	18,454	15,049	(24,698)
Less: Net income attributed to noncontrolling interest	701	506	505
Net income (loss) attributed to Landauer, Inc.	$ 17,753	$ 14,543	$ (25,203)
Net income (loss) per share attributed to Landauer, Inc. shareholders:
Basic	$ 1.86	$ 1.52	$ (2.65)
Weighted average basic shares outstanding	9,526,000	9,511,000	9,524,000
Diluted	$ 1.85	$ 1.52	$ (2.65)
Weighted average diluted shares outstanding	9,569,000	9,540,000	9,524,000