Acquisition (Details Textual) (Cytometers [Member], USD $)	9 Months Ended
Jun. 30, 2011	Mar. 18, 2011
Cytometers [Member]
Acquisition (Textuals) [Abstract]
Percentage of outstanding shares acquired		100.00%
Acquisition-date fair value of consideration transferred net of in cash acquired	$ 204,970,000	$ 204,970,000
Cash acquired in acquisition		3,112,000
Research and development asset	42,300,000
Goodwill in Biosciences segment	94,299,000
Acquisition related costs in the current Period	900,000
Portion of goodwill expected to be deductible for tax purposes	$ 0

Acquisition.

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- Definition

Percentage of voting equity interests acquired in the business combination.

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- Definition

The amount of cash and cash equivalents acquired in a business combination.

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- Definition

Amount of goodwill arising from a business combination, which is the excess of the cost of the acquired entity over the amounts assigned to assets acquired and liabilities assumed.

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The amount of goodwill arising from a business combination that is expected to be deductible for tax purposes.

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The amount of acquisition cost of a business combination allocated to an identifiable intangible asset that will not be amortized. Does not include goodwill.

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This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

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- Definition

This element represents the acquisition-date fair value of the total consideration transferred which consists of the sum of the acquisition-date fair values of the assets transferred by the acquirer, the liabilities incurred by the acquirer to former owners of the acquiree, and the equity interests issued by the acquirer.

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