Goodwill (Tables)

12 Months Ended

Sep. 30, 2013

Goodwill.

Summary of goodwill activity

	Goodwill
	(in thousands)
Balance at September 30, 2011	$	40,549
New acquisitions		144,378
Translation adjustments		844
Balance at September 30, 2012		185,771
New acquisitions		27,009
Translation adjustments		(1,069	)
Balance at September 30, 2013	$	211,711