Condensed Consolidated Statements of Changes in Stockholders' Equity (Unaudited) (USD $) In Thousands, unless otherwise specified	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Treasury Stock [Member]	Total
Balance at Sep. 30, 2012	$ 56	$ 78,769	$ 60,776	$ 8,513	$ (2,255)	$ 145,859
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Cash dividends declared on common stock	0	0	(1,426)	0	0	(1,426)
Issuance of common shares from the sales of equity securities	0	(123)	0	0	0	(123)
Issuance of common shares from treasury stock due to issuance of restricted stock	0	(10)	0	0	970	960
Stock compensation	0	121	0	0	0	121
Net change in unrealized losses on securities, net of income taxes	0	0	0	(8,288)	0	(8,288)
Net income	0	0	6,272	0	0	6,272
Balance at Mar. 31, 2013	56	78,757	65,622	225	(1,285)	143,375
Balance at Sep. 30, 2013	61	92,963	71,268	(20,285)	(1,023)	142,984
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Cash dividends declared on common stock	0	0	(1,588)	0	0	(1,588)
Issuance of common shares from the sales of equity securities	1	(52)	0	0	0	(51)
Issuance of common shares from treasury stock due to exercise of stock options	0	1,040	0	0	296	1,336
Stock compensation	0	33	0	0	0	33
Net change in unrealized losses on securities, net of income taxes	0	0	0	4,800	0	4,800
Net income	0	0	8,146	0	0	8,146
Balance at Mar. 31, 2014	$ 62	$ 93,984	$ 77,826	$ (15,485)	$ (727)	$ 155,660