Acquisitions (Tables)

12 Months Ended

Sep. 30, 2015

Business Acquisition [Line Items]

Schedule of Business Acquisitions, by Acquisition [Table Text Block]

The total purchase price for ColdLight was allocated to assets and liabilities acquired as follows:

Purchase price allocation:	(in thousands)
Goodwill	$	85,288
Identifiable intangible assets	17,620
Cash	1,313
Other assets and liabilities, net	(516		)
Total allocation of purchase price consideration	103,705
Less: cash acquired	(1,313		)
Total purchase price allocation, net of cash acquired	102,392
Less: contingent consideration	(3,800		)
Net cash used to acquire ColdLight	$	98,592

Pro Forma Financial Information

	Year ended September 30, 2013
	(in millions, except per share amounts)
Revenue	$	1,296.6
Net income	$	116.5
Earnings per share—Basic	$	0.98
Earnings per share—Diluted	$	0.96