Goodwill and Intangible Assets Narrative (Details) - USD ($) $ in Millions	3 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Goodwill [Line Items]
Amortization expense for intangible assets	$ 3.5	$ 3.2
BioStorage Technologies, Inc.
Goodwill [Line Items]
Goodwill acquired during period	79.9
Amortization expense for intangible assets	0.3
Contact Co., Ltd
Goodwill [Line Items]
Measurement period adjustment	(1.1)
Amortization expense for intangible assets	$ 0.2