Note 4 - Derivatives and Hedging Activities (Tables)

6 Months Ended

Jun. 30, 2018

Interest rate cap

Notes Tables

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

			Balance Sheet			1-Month LIBOR			Fair Value as of
Hedged Instrument	Effective Date	Maturity Date	Location		Notional Amount	Strike Rate			June 30, 2018		December 31, 2017
1-month FHLB Advance	6/3/2014	6/5/2019	Other Assets	$	15,000,000	1.00	%	$	199,821	$	190,085
1-month FHLB Advance	6/5/2014	6/5/2021	Other Assets		15,000,000	1.50	%		506,470		316,615
				$	30,000,000			$	706,291	$	506,700

Interest rate swap

Notes Tables

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

			Balance Sheet							Fair Value as of
Hedged Instrument	Effective Date	Maturity Date	Location		Notional Amount	Receive Rate		Pay Rate		June 30, 2018
QCR Holdings Statutory Trust II	9/30/2018	9/30/2028	Other Liabilities	$	10,000,000	5.19	%	5.85	%	$	(94,210)
QCR Holdings Statutory Trust III	9/30/2018	9/30/2028	Other Liabilities		8,000,000	5.19	%	5.85	%		(75,368)
QCR Holdings Statutory Trust V	7/7/2018	7/7/2028	Other Liabilities		10,000,000	3.90	%	4.54	%		(97,961)
Community National Statutory Trust II	9/20/2018	9/20/2028	Other Liabilities		3,000,000	4.49	%	5.17	%		(28,329)
Community National Statutory Trust III	9/15//2018	9/15/2028	Other Liabilities		3,500,000	4.09	%	4.75	%		(33,330)
Guaranty Bankshares Statutory Trust I	9/15/2018	9/15/2028	Other Liabilities		4,500,000	4.09	%	4.75	%		(42,852)
				$	39,000,000	4.58	%	5.24	%	$	(372,050)