Acquisitions - Narrative (Detail) - USD ($)					3 Months Ended		9 Months Ended
	Nov. 30, 2015	Aug. 14, 2015	Feb. 03, 2015	Oct. 01, 2014	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015	Dec. 31, 2015
Business Acquisition [Line Items]
Amortization of acquired intangible assets					$ 3,800,000	$ 3,200,000	$ 11,100,000	$ 9,600,000
Income tax provision					220,000	3,340,000	75,070,000	1,790,000
Restructuring charges					1,000,000	358,000		3,711,000
Acquisition, net of cash acquired							125,498,000	17,257,000
BioStorage Technologies, Inc.
Business Acquisition [Line Items]
Escrow Deposit	$ 5,400,000
Percentage of voting interests acquired	100.00%
Total purchase price, net of cash acquired	$ 125,498,000
Payments to acquire businesses	130,700,000
Cash acquired	2,800,000
Repayment of sellers' debt	3,200,000
Acquisition related costs	2,900,000				100,000	300,000	3,200,000	3,200,000
Escrow deposit for acquiree's warranties and other indemnities	1,900,000
Escrow deposit for potential purchase price adjustments	1,000,000
Escrow deposit for acquiree's employees retention obligations	$ 2,500,000				1,400,000		1,400,000
Useful life of intangible assets (in years)	13 years 7 months 12 days
Actual revenues					12,400,000		30,300,000
Actual net earnings (loss)					1,100,000		300,000
Amortization of acquired intangible assets					900,000		2,000,000
Compensation expense					300,000		700,000
Restructuring charges						300,000		1,900,000
Acquisition, net of cash acquired	$ 128,000,000
Debt assumed	385,000
Escrow reserve	$ 2,900,000
Escrow deposit for third-party arrangements termination					(1,100,000)
BioStorage Technologies, Inc. | Trademarks
Business Acquisition [Line Items]
Finite-lived intangibles					4,900,000		4,900,000
Useful life of intangible assets acquired	8 years
BioStorage Technologies, Inc. | Customer Relationships
Business Acquisition [Line Items]
Finite-lived intangibles					36,600,000		36,600,000
Useful life of intangible assets acquired	11 years
Contact Co., Ltd
Business Acquisition [Line Items]
Payments to acquire businesses		$ 1,900,000
Cash acquired		4,800,000
Actual revenues					800,000		3,000,000
Actual net earnings (loss)					(400,000)		(1,000,000)
Inventory Step Up					100,000		500,000
Amortization of acquired intangible assets					200,000		500,000
Acquisition, net of cash acquired		6,834,000
Debt assumed		8,800,000
Contingent consideration		800,000			500,000		500,000
Measurement period adjustment					(1,100,000)
Change in amount of contingent consideration liability					0		(300,000)
Escrow reserve					749,000		749,000		$ 1,500,000
Escrow deposit for third-party arrangements termination					(750,000)
Contact Co., Ltd | Completed Technology
Business Acquisition [Line Items]
Finite-lived intangibles		$ 2,290,000
Useful life of intangible assets acquired		5 years
FluidX
Business Acquisition [Line Items]
Actual revenues					4,000,000	3,800,000	11,700,000	11,200,000
Actual net earnings (loss)					100,000	(300,000)	(300,000)	(500,000)
Inventory Step Up						0		1,000,000
Amortization of acquired intangible assets					300,000		900,000	1,000,000
Acquisition, net of cash acquired				$ 15,505,000
Escrow reserve					$ 1,500,000		1,500,000
Adjustment to equity interests			$ 100,000
FluidX | Completed Technology
Business Acquisition [Line Items]
Finite-lived intangibles				$ 1,230,000
Useful life of intangible assets acquired				5 years
FluidX | Trademarks
Business Acquisition [Line Items]
Finite-lived intangibles				$ 750,000
Useful life of intangible assets acquired				5 years
FluidX | Customer Relationships
Business Acquisition [Line Items]
Finite-lived intangibles				$ 4,810,000
Useful life of intangible assets acquired				5 years
Pro Forma | BioStorage Technologies, Inc.
Business Acquisition [Line Items]
Amortization						1,400,000	600,000	3,200,000
Income tax provision						$ 800,000	$ 500,000	$ 300,000