Goodwill and Intangible Assets (Tables)

3 Months Ended

Dec. 31, 2017

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 December 31,
	2017		2016
	(In thousands)
Cost of revenues	$	706	$	1,686
Selling, general and administrative expenses	1,082		1,634
	$	1,788	$	3,320

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense

Estimated future intangible asset amortization expense associated with intangible assets existing at December 31, 2017 was as follows (in thousands):

Year Ended September 30,
2018 (excluding the quarter ended December 31, 2017)	$	4,803
2019	6,085
2020	3,689
2021	2,433
2022	2,287
Thereafter	217
	$	19,514

Schedule of Goodwill

The following table summarizes changes to goodwill during the quarter ended December 31, 2017, both in total and as allocated to our segments:

	Applications		Scores		Decision Management Software		Total
	(In thousands)
Balance at September 30, 2017	$	588,288	$	146,648	$	69,478	$	804,414
Foreign currency translation adjustment	1,777		—		141		1,918
Balance at December 31, 2017	$	590,065	$	146,648	$	69,619	$	806,332