Note 4 - Loans and Allowance for Loan Losses (Details) - Allowance for Loan Losses (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013	Dec. 31, 2013
Allowance for loan losses:
Allowance for loan losses, beginning of period	$ 7,761,000	$ 8,112,000	$ 7,801,600	$ 8,740,000
Allowance for loan losses, end of period	6,788,409	8,377,000	6,788,409	8,377,000
Provision charged to expense	325,000	250,000	525,000	650,000
Losses charged off	(1,337,000)	(94,000)	(1,606,000)	(1,184,000)
Recoveries	39,000	109,000	67,000	171,000
Allowance for loan losses:
Allowance for loan losses ending balance: individually evaluated for impairment	758,000		758,000		1,601,000
Allowance for loan losses ending balance: collectively evaluated for impairment	6,030,000		6,030,000		6,201,000
Loans:
Loans ending balance: individually evaluated for impairment	8,866,000		8,866,000		16,171,000
Loans ending balance: collectively evaluated for impairment	452,250,000		452,250,000		456,186,000
Construction [Member]
Allowance for loan losses:
Allowance for loan losses, beginning of period	2,008,000	2,253,000	2,387,000	2,525,000
Allowance for loan losses, end of period	1,879,000	1,999,000	1,879,000	1,999,000
Provision charged to expense	76,000	(282,000)	(304,000)	(126,000)
Losses charged off	(207,000)		(207,000)	(438,000)
Recoveries	2,000	28,000	3,000	38,000
Allowance for loan losses:
Allowance for loan losses ending balance: individually evaluated for impairment	515,000		515,000		890,000
Allowance for loan losses ending balance: collectively evaluated for impairment	1,364,000		1,364,000		1,497,000
Loans:
Loans ending balance: individually evaluated for impairment	3,430,000		3,430,000		4,530,000
Loans ending balance: collectively evaluated for impairment	35,729,000		35,729,000		38,736,000
Real Estate Commercial [Member]
Allowance for loan losses:
Allowance for loan losses, beginning of period	2,344,000	1,911,000	2,059,000	2,517,000
Allowance for loan losses, end of period	2,284,000	2,026,000	2,284,000	2,026,000
Provision charged to expense	(51,000)	115,000	234,000	(305,000)
Losses charged off	(9,000)		(9,000)	(186,000)
Allowance for loan losses:
Allowance for loan losses ending balance: individually evaluated for impairment	185,000		185,000
Allowance for loan losses ending balance: collectively evaluated for impairment	2,099,000		2,099,000		2,059,000
Loans:
Loans ending balance: individually evaluated for impairment	515,000		515,000		3,663,000
Loans ending balance: collectively evaluated for impairment	187,793,000		187,793,000		175,417,000
One to Four Family Units [Member]
Allowance for loan losses:
Allowance for loan losses, beginning of period	962,000	1,234,000	997,000	1,316,000
Allowance for loan losses, end of period	1,014,000	1,229,000	1,014,000	1,229,000
Provision charged to expense	65,000	66,000	114,000	40,000
Losses charged off	(14,000)	(74,000)	(100,000)	(134,000)
Recoveries	1,000	3,000	3,000	7,000
Allowance for loan losses:
Allowance for loan losses ending balance: individually evaluated for impairment	48,000		48,000		8,000
Allowance for loan losses ending balance: collectively evaluated for impairment	966,000		966,000		989,000
Loans:
Loans ending balance: individually evaluated for impairment	1,210,000		1,210,000		886,000
Loans ending balance: collectively evaluated for impairment	94,147,000		94,147,000		92,912,000
Multi-Family Units [Member]
Allowance for loan losses:
Allowance for loan losses, beginning of period	147,000	285,000	209,000	284,000
Allowance for loan losses, end of period	146,000	291,000	146,000	291,000
Provision charged to expense	(1,000)	6,000	(63,000)	7,000
Allowance for loan losses:
Allowance for loan losses ending balance: collectively evaluated for impairment	146,000		146,000		209,000
Loans:
Loans ending balance: collectively evaluated for impairment	31,969,000		31,969,000		46,188,000
Commercial Loans [Member]
Allowance for loan losses:
Allowance for loan losses, beginning of period	1,799,000	1,460,000	1,519,000	1,689,000
Allowance for loan losses, end of period	1,244,000	2,065,000	1,244,000	2,065,000
Provision charged to expense	477,000	542,000	914,000	651,000
Losses charged off	(1,058,000)		(1,222,000)	(373,000)
Recoveries	26,000	63,000	33,000	98,000
Allowance for loan losses:
Allowance for loan losses ending balance: individually evaluated for impairment					601,000
Allowance for loan losses ending balance: collectively evaluated for impairment	1,244,000		1,244,000		918,000
Loans:
Loans ending balance: individually evaluated for impairment	3,438,000		3,438,000		6,776,000
Loans ending balance: collectively evaluated for impairment	85,810,000		85,810,000		85,946,000
Consumer and Other Loans [Member]
Allowance for loan losses:
Allowance for loan losses, beginning of period	228,000	275,000	272,000	255,000
Allowance for loan losses, end of period	221,000	267,000	221,000	267,000
Provision charged to expense	32,000	(3,000)	(11,000)	37,000
Losses charged off	(49,000)	(20,000)	(68,000)	(53,000)
Recoveries	10,000	15,000	28,000	28,000
Allowance for loan losses:
Allowance for loan losses ending balance: individually evaluated for impairment	10,000		10,000		102,000
Allowance for loan losses ending balance: collectively evaluated for impairment	211,000		211,000		170,000
Loans:
Loans ending balance: individually evaluated for impairment	273,000		273,000		316,000
Loans ending balance: collectively evaluated for impairment	16,802,000		16,802,000		16,987,000
Unallocated [Member]
Allowance for loan losses:
Allowance for loan losses, beginning of period	273,000	694,000	359,000	154,000
Allowance for loan losses, end of period		500,000		500,000
Provision charged to expense	(273,000)	(194,000)	(359,000)	346,000
Allowance for loan losses:
Allowance for loan losses ending balance: collectively evaluated for impairment					$ 359,000