Investment Securities - Additional Information (Detail) (USD $)	12 Months Ended				3 Months Ended		6 Months Ended	3 Months Ended
	Dec. 31, 2013 Bond Certificate	Dec. 31, 2012 Certificate Bond	Dec. 31, 2013 Federal Reserve Bank	Dec. 31, 2012 Federal Reserve Bank	Dec. 31, 2013 Auction Rate Security	Jun. 30, 2013 Auction Rate Security	Jun. 30, 2013 Auction Rate Security	Mar. 31, 2014 Auction Rate Security Subsequent Event
Schedule of Available-for-sale Securities [Line Items]
Market value of securities	$ 12,891,507	$ 8,123,132
Certificates deposits		3
Treasuries and agencies bonds with unrealized loss position	14
Municipal bonds with unrealized loss position	50	10
Federal agencies bonds with unrealized loss position	1	2
Face amount of security sold						1,200,000	1,200,000	1,200,000
Percentage of Auction rate securities with provision							50.00%
Other-than-temporary impairment charge	288,000				168,000	120,000
Proceed from disposal of auction rate securities	9,432,875	15,225,843						912,000
Company's investment in Federal Home Loan Bank stock	1,079,800	1,146,600
Impairment of Investment in Federal Home Loan Bank of Atlanta	0		0
Company's investment in Federal Home Loan Bank stock			$ 382,000	$ 262,000