Note 8 - Fair Value (Tables)

9 Months Ended

Sep. 30, 2020

Notes Tables

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]

	Fair Value Measurements Using
	Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)		Fair Value
September 30, 2020
Securities:
Certificates of deposit	$	—	$	32,724	$	—	$	32,724
Municipal securities		—		512		—		512
Mortgage-backed securities – residential		—		6,429		—		6,429
Collateralized mortgage obligations – residential		—		2,383		—		2,383
	$	—	$	42,048	$	—	$	42,048
December 31, 2019
Securities:
Certificates of deposit	$	—	$	48,666	$	—	$	48,666
Municipal securities		—		513		—		513
Mortgage-backed securities - residential		—		8,037		—		8,037
Collateralized mortgage obligations – residential		—		2,977		—		2,977
	$	—	$	60,193	$	—	$	60,193

Fair Value Measurements, Nonrecurring [Table Text Block]

	Fair Value Measurement Using
	Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)		Fair Value
September 30, 2020
Impaired loans - nonresidential real estate	$	—	$	—	$	268	$	268

Fair Value, Assets and Liabilities Measured on Nonrecurring Basis, Valuation Techniques [Table Text Block]

	Fair Value		Valuation Technique(s)	Significant Unobservable Input(s)	Range (Weighted Average)
September 30, 2020
Impaired loans - nonresidential real estate	$	268	Sales comparison	Discount applied to valuation		22.0	%

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

			Fair Value Measurements at September 30, 2020 Using:
	Carrying Amount		Level 1		Level 2		Level 3		Total
Financial assets
Cash and cash equivalents	$	429,665	$	13,740	$	415,925	$	—	$	429,665
Securities		42,048		—		42,048		—		42,048
Loans receivable, net of allowance for loan losses		1,065,892		—		—		1,073,308		1,073,308
FHLB and FRB stock		7,490		—		—		—		N /A
Accrued interest receivable		4,354		—		158		4,196		4,354
Financial liabilities
Certificates of deposit		301,351		—		302,791		—		302,791
Borrowings		4,000		—		3,997		—		3,997

			Fair Value Measurements at December 31, 2019 Using:
	Carrying Amount		Level 1		Level 2		Level 3		Total
Financial assets
Cash and cash equivalents	$	190,325	$	9,785	$	180,540	$	—	$	190,325
Securities		60,193		—		60,193		—		60,193
Loans receivable, net of allowance for loan losses		1,168,008		—		—		1,177,459		1,177,459
FHLB and FRB stock		7,490		—		—		—		N /A
Accrued interest receivable		4,563		—		252		4,311		4,563
Financial liabilities
Certificates of deposit		402,034		—		402,914		—		402,914
Borrowings		61		—		61		—		61