Goodwill and Intangible Assets (Tables)

6 Months Ended

Mar. 31, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Amortization Expense

Amortization expense associated with our intangible assets, which has been reflected as a separate operating expense caption within the accompanying condensed consolidated statements of income and comprehensive income, consisted of the following:

	Quarter Ended March 31,				Six Months Ended March 31,
	2016		2015		2016		2015
	(In thousands)
Cost of revenues	$	1,840	$	1,901	$	3,747	$	3,737
Selling, general and administrative expenses	1,667		1,614		3,340		2,710
	$	3,507	$	3,515	$	7,087	$	6,447

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense

Estimated future intangible asset amortization expense associated with intangible assets existing at March 31, 2016, was as follows (in thousands):

Year Ended September 30,
2016 (excluding the six months ended March 31, 2016)	$	6,861
2017	12,857
2018	5,996
2019	5,480
2020	3,360
Thereafter	5,026
	$	39,580

Schedule of Goodwill

The following table summarizes changes to goodwill during the six months ended March 31, 2016, both in total and as allocated to our segments:

	Applications			Scores		Tools			Total
	(In thousands)
Balance at September 30, 2015	$	596,765		$	146,648	$	71,337		$	814,750
Adjustment related to prior acquisitions	283			—		—			283
Foreign currency translation adjustment	(5,953		)	—		(788		)	(6,741		)
Balance at March 31, 2016	$	591,095		$	146,648	$	70,549		$	808,292