Note 4 - Securities Available for Sale (Tables)

3 Months Ended

Dec. 31, 2012

Available-for-sale Securities [Table Text Block]

	December 31, 2012
	Amortized Cost		Gross unrealized gains		Gross unrealized losses			Estimated fair value
Other Investment Securities:
Tax-free municipals	$	12,122,631	$	23,682	$	(1,458	)	$	12,144,855
U.S. government sponsored entities		10,123,015		81,163		-			10,204,178
Mortgage-backed securities:
FNMA certificates		88,075,657		1,163,277		-			89,238,934
GNMA certificates		4,257,863		335,957		-			4,593,820
FHLMC certificates		41,715,064		736,557		(7,410	)		42,444,211
Collateralized mortgage obligations:
FNMA		5,993,604		193,206		-			6,186,810
GNMA		323,861		2,978		-			326,839
FHLMC		493,861		53,573		-			547,434
Private-label mortgage securities: [2]
Investment grade		2,271,612		25,238		(222,462	)		2,074,388
Split rating [1]		1,435,267		50,661		-			1,485,928
Non investment grade		12,986,851		-		(2,988,066	)		9,998,785
Total	$	179,799,286	$	2,666,292	$	(3,219,396	)	$	179,246,182

	September 30, 2012
	Amortized Cost		Gross unrealized gains		Gross unrealized losses			Estimated fair value
Other investment securities:
Tax-free municipals	$	11,555,068	$	25,004	$	(1,571	)	$	11,578,501
U.S. government sponsored entities		16,519,624		107,431		—			16,627,055
Mortgage-backed securities:
FNMA certificates		84,836,714		1,748,088		—			86,584,802
GNMA certificates		4,568,181		377,231		—			4,945,412
FHLMC certificates		45,178,602		1,065,844		—			46,244,446
Collateralized mortgage obligations:
FNMA		7,712,770		314,386		—			8,027,156
GNMA		499,503		3,960		(152	)		503,311
FHLMC		533,379		46,710		—			580,089
Private-label mortgage securities:
Investment grade		2,480,412		32,214		(155,882	)		2,356,744
Split Rating [1]		6,922,884		—		(676,581	)		6,246,303
Non investment grade		8,264,044		—		(2,578,530	)		5,685,514
Total	$	189,071,181	$	3,720,867	$	(3,412,716	)	$	189,379,333

Investments Classified by Contractual Maturity Date [Table Text Block]

	Amortized cost		Estimated fair value
Less than 1 year	$	5,123,015	$	5,142,638
1-5 years		8,252,737		8,317,669
Greater than 5 years		8,869,894		8,888,727
Mortgage-backed securities		157,553,640		156,897,148
	$	179,799,286	$	179,246,182

Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value [Table Text Block]

	December 31, 2012
	Amortized cost		Gross unrealized losses			Estimated fair value
Mortgage-backed securities:
FHLMC certificates		8,290,299		(7,410	)		8,282,889
	$	8,290,299	$	(7,410	)	$	8,282,889

	December 31, 2012
			Gross
	Amortized		unrealized			Estimated
	cost		losses			fair value
Other investment securities:
Tax-free municipals		260,264		(1,458	)		258,806
Collateralized mortgage obligations:
Private-label mortgage securities		14,256,142		(3,210,528	)		11,045,614
	$	14,516,406	$	(3,211,986	)	$	11,304,420

	September 30, 2012
			Gross
	Amortized		unrealized			Estimated
	cost		losses			fair value
Other investment securities:
Tax-free municipals		262,550		(1,571	)		260,979
Collateralized mortgage obligations:
GNMA		133,587		(152	)		133,435
Private-label mortgage securities		16,485,944		(3,410,993	)		13,074,951
	$	16,882,081	$	(3,412,716	)	$	13,469,365

Other than Temporary Impairment, Credit Losses Recognized in Earnings [Table Text Block]

	Three Months Ended December 31
	2012		2011
Beginning balance of credit losses previously recognized in earnings	$	380,446	$	4,822,916
Amount related to credit losses for securities for which an other-than-temporary impairment was not previously recognized in earnings		-		-
Amount related to credit losses for securities for which an other-than-temporary impairment was recognized in earnings		-		100,000
Ending balance of cumulative credit losses recognized in earnings	$	380,446	$	4,922,916

Schedule of Effects of Changes in Prepayment Estimate Assumptions for Collateralized Mortgage Obligations and Real Estate Mortgage Investment Conduits [Table Text Block]

Cusip	Description	Credit Rating [1]			Cumulative Net Impairment Losses Recognized in Earnings		Current Par Value		Book Value		Market Value		Unrealized Gain (Loss)
		Moody	S&P	Fitch					(Dollars in thousands)
Investment Grade
36228FQF6	GSR 2003-4F 1A2	n/a	AA+	AA	$	-	$	296	$	296	$	301	$	5
55265KL80	MASTR 2003-8 4A1	n/a	A+	AAA		-		711		706		726		20
86359BVF5	SARM 2004-6 3A3	n/a	A+	n/a		-		1,269		1,269		1,047		(222	)
	Total				$	-	$	2,277	$	2,271	$	2,074	$	(197	)
Split Rating
17307GDL9	CMLTI 2004-HYB1 A31	B1	n/a	BBB	$	-	$	1,435	$	1,435	$	1,486	$	51
	Total				$	-	$	1,435	$	1,435	$	1,486	$	51
Non Investment Grade
576433QD1	MARM 2004-7 5A1	Ba3	BB	n/a		-		5,136		5,136		4,503		(633	)
576433UQ7	MARM 2004-13 B1	NR	CCC	n/a	$	380	$	5,561	$	5,181	$	3,052	$	(2,129	)
576433VN3	MARM 2004-15 4A1	B3	n/a	B		-		2,670		2,670		2,444		(226	)
	Total				$	380	$	13,367	$	12,987	$	9,999	$	(2,988	)
	Grand Total				$	380	$	17,079	$	16,693	$	13,559	$	(3,134	)