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Contract Services and Advanced Technology Costs (Narrative) (Details) - USD ($) $ in Millions	6 Months Ended	9 Months Ended
	Jun. 30, 2016	Sep. 30, 2015
Research and Development [Abstract]
UT-Battelle contract monthly revenue	$ 2.7
ACTDO contract monthly revenue		$ 6.9
UT-Battelle contract revenue current work	16.2
UT-Battelle contract revenue past work	$ 8.1

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- Definition

ACTDO contract monthly revenue

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- Definition

UT-Battelle contract monthly revenue

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- Definition

UT-Battelle contract revenue current work

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- Definition

UT-Battelle contract revenue past work

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