Fair Value Measurements (Tables)

12 Months Ended

Sep. 30, 2014

Fair Value Disclosures [Abstract]

Assets and Liabilities Measured at Fair Value on Recurring Basis

The following table presents information about the Company’s assets and liabilities measured at fair value on a recurring basis as of September 30, 2014 (in thousands):

	Quoted Prices in Active Markets for Identical Instruments (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)		Total Fair Value as of September 30, 2014
Assets:
Cash equivalents	$	—	$	40,100	$	—	$	40,100
Available-for-sale equity securities		1,550		—		—		1,550
Available-for-sale debt securities:
U.S. government and government agency obligations		—		7,394		—		7,394
Mortgage-backed securities		—		5,545		—		5,545
Municipal bonds		—		1,175		—		1,175
Asset-backed securities		—		2,369		—		2,369
Corporate bonds		—		1,830		—		1,830
Total assets measured at fair value	$	1,550	$	58,413	$	—	$	59,963

The following table presents information about the Company’s assets and liabilities measured at fair value on a recurring basis as of September 30, 2013 (in thousands):

	Quoted Prices in Active Markets for Identical Instruments (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)		Total Fair Value as of September 30, 2013
Assets:
Cash equivalents	$	—	$	4,402	$	—	$	4,402
Available-for-sale debt securities:
U.S. government and government agency obligations		—		22,890		—		22,890
Mortgage-backed securities		—		8,216		—		8,216
Municipal bonds		—		3,059		—		3,059
Asset-backed securities		—		3,537		—		3,537
Corporate bonds		—		4,907		—		4,907
Total assets measured at fair value	$	—	$	47,011	$	—	$	47,011