Investments (Tables)

3 Months Ended

Dec. 31, 2013

Investments Debt And Equity Securities [Abstract]

Amortized Cost, Unrealized Holding Gains (Losses) and Fair Value of Available-for-Sale Securities

The amortized cost, unrealized holding gains and losses, and fair value of available-for-sale securities as of December 31, 2013 and September 30, 2013 were as follows:

	December 31, 2013
(Dollars in thousands)	Amortized Cost		Unrealized Gains		Unrealized Losses			Fair Value
U.S. government and government agency obligations	$	21,783	$	22	$	(38	)	$	21,767
Mortgage-backed securities		7,939		101		(63	)		7,977
Municipal bonds		2,865		17		(5	)		2,877
Asset-backed securities		5,348		8		(8	)		5,348
Corporate bonds		4,657		24		(20	)		4,661
Total	$	42,592	$	172	$	(134	)	$	42,630

	September 30, 2013
(Dollars in thousands)	Amortized Cost		Unrealized Gains		Unrealized Losses			Fair Value
U.S. government and government agency obligations	$	22,889	$	28	$	(27	)	$	22,890
Mortgage-backed securities		8,149		118		(51	)		8,216
Municipal bonds		3,049		15		(5	)		3,059
Asset-backed securities		3,539		6		(8	)		3,537
Corporate bonds		4,896		17		(6	)		4,907
Total	$	42,522	$	184	$	(97	)	$	42,609

Amortized Cost and Fair Value of Investments by Contractual Maturity

The amortized cost and fair value of investments by contractual maturity at December 31, 2013 were as follows:

(Dollars in thousands)	Amortized Cost		Fair Value
Debt securities due within:
One year	$	12,470	$	12,481
One to five years		21,046		21,046
Five years or more		9,076		9,103
Total	$	42,592	$	42,630

Sales of Available-for-Sale Securities

The following table summarizes sales of available-for-sale securities :

	Three months ended December 31,
(Dollars in thousands)	2013		2012
Proceeds from sales	$	2,867	$	805
Gross realized gains	$	—	$	4
Gross realized losses	$	—	$	—