Note 13 - Fair Value Measurements (Tables)

6 Months Ended

Sep. 30, 2016

Foreclosed Assets [Member]

Notes Tables

Fair Value Measurements, Nonrecurring [Table Text Block]

	Level 1		Level 2		Level 3
	inputs		inputs		inputs		Total
September 30, 2016
Impaired loans	$	-	$	-	$	6,737,559	$	6,737,559
Foreclosed real estate		-		-		460,220		460,220
Premises and equipment held for sale		-		-		405,000		405,000
Loans held for sale		-		1,449,000		-		1,449,000
Total impaired loans and foreclosed real estate	$	-	$	1,449,000	$	7,602,779	$	9,051,779

	Level 1		Level 2		Level 3
	inputs		inputs		inputs		Total
March 31, 2016
Impaired loans	$	-	$	-	$	7,378,535	$	7,378,535
Foreclosed real estate		-		-		443,015		443,015
Premises and equipment held for sale						405,000		405,000
Loans held for sale		-		266,176		-		266,176
Total fair value of assets on a nonrecurring basis	$	-	$	266,176	$	8,226,550	$	8,492,726

Fair Value, Assets Measured on Recurring Basis [Table Text Block]

	Level 1		Level 2		Level 3
	inputs		inputs		inputs		Total
September 30, 2016
U.S. government agencies	$	-	$	4,033,964	$	-	$	4,033,964
Municipal bonds		-		12,752,629		-		12,752,629
Corporate bonds		-		-		1,910,234		1,910,234
Mortgage-backed		-		77,043,943		-		77,043,943
Total investment securities available for sale	$	-	$	93,830,536	$	1,910,234	$	95,740,770

	Level 1		Level 2		Level 3
	inputs		inputs		inputs		Total
March 31, 2016
U.S. government agencies	$	-	$	10,532,996	$	-	$	10,532,996
Municipal bonds				4,112,564				4,112,564
Corporate bonds		-		-		1,898,640		1,898,640
Mortgage-backed		-		53,940,200		-		53,940,200
Total investment securities available for sale	$	-	$	68,585,760	$	1,898,640	$	70,484,400

Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block]

	Level 1		Level 2			Level 3
September 30, 2016	inputs		inputs			inputs		Total
Loans - Commercial real estate loan	$	-	$	3,461,796		$	-	$	3,461,796
Derivative - Interest rate swap agreement	$	-	$	(245,889	)	$	-	$	(245,889	)

Fair Value Inputs, Assets, Quantitative Information [Table Text Block]

			Valuation	Unobservable	Range of
Description	Fair Value		Methodology	Inputs	Inputs
Corporate bonds	$	1,910,234	3rd party valuation	Discount to reflect current market conditions		0.00%	-	10.00%

			Valuation	Unobservable	Range of
Description	Fair Value		Methodology	Inputs	Inputs
Impaired loans, net of allowance	$	6,737,559	Appraised value	Discount to reflect current market conditions		0.00%	-	25.00%
			Discounted cash flows	Discount rates		2.63%	-	7.25%
Foreclosed real estate	$	460,220	Appraised value	Discount to reflect current market conditions		0.00%	-	25.00%
Premises and equipment held for sale	$	405,000	Appraised Value	Discount to reflect current market conditions		0.00%	-	10.00%

Summar yOf Beginning And Ending Balance Of Foreclosed Real Estate [Table Text Block]

Balance, March 31, 2016	$	443,015
Transfer to foreclosed real estate		17,205
Proceeds from sale of foreclosed real estate		-
Loss on sale of foreclosed real estate		-
Balance, September 30, 2016	$	460,220

Fair Value, by Balance Sheet Grouping [Table Text Block]

	September 30, 2016				March 31, 2016
	Carrying		Fair		Carrying		Fair
	amount		value		amount		value
Financial assets
Level 1 inputs:
Cash and cash equivalents	$	45,744,864	$	45,744,864	$	67,448,536	$	67,448,536
Level 2 inputs:
Loans held for sale		1,446,000		1,449,000		259,450		266,176
Federal Home Loan Bank stock		1,640,100		1,640,100		1,042,500		1,042,500
Bank-owned life insurance		18,006,574		18,006,574		12,709,908		12,709,908
Level 3 inputs:
Certificates of deposit held as investment		3,471,821		3,403,728		3,968,229		3,911,474
Loans receivable, net		325,519,075		327,927,025		218,604,150		220,671,409
Financial liabilities
Level 3 inputs:
Deposits		422,306,602		422,663,864		313,993,651		314,095,055
Advance payments by borrowers for taxes and insurance		1,335,132		1,335,132		1,079,794		1,079,794
Borrowings		26,340,635		27,379,040		14,805,237		15,146,307