Consolidated Statements Of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Mar. 31, 2017	Mar. 31, 2016
Revenues:
Service revenues	$ 34,213	$ 33,162	$ 66,962	$ 64,707
Product revenues	4,909	4,920	9,732	9,905
Total revenues	39,122	38,082	76,694	74,612
Costs and expenses:
Service costs	16,775	16,498	32,753	32,676
Product costs	2,030	1,829	3,989	3,666
Total cost of sales	18,805	18,327	36,742	36,342
Gross profit	20,317	19,755	39,952	38,270
Selling, general and administrative expense	12,508	12,538	24,701	24,801
Operating income	7,809	7,217	15,251	13,469
Equity in income of joint ventures	1,173	252	1,809	553
Interest expense, net	(609)	(1,129)	(1,403)	(2,062)
Other income (expense), net	71	103	(257)	(57)
Income before taxes	8,444	6,443	15,400	11,903
Income tax expense	3,091	2,005	5,467	3,692
Net income	5,353	4,438	9,933	8,211
Less: Net income attributed to noncontrolling interest	178	159	357	289
Net income attributed to Landauer, Inc.	$ 5,175	$ 4,279	$ 9,576	$ 7,922
Net income per share attributable to Landauer, Inc. shareholders:
Basic	$ 0.54	$ 0.45	$ 1.00	$ 0.83
Weighted average basic shares outstanding	9,561	9,518	9,550	9,483
Diluted	$ 0.54	$ 0.45	$ 0.99	$ 0.83
Weighted average diluted shares outstanding	9,595	9,550	9,589	9,516