Consolidated Statements of Comprehensive Income (Loss) (Unaudited) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Net income (loss)	$ (523,818)	$ 4,007,836	$ 3,654,071	$ 7,897,051
Unrealized gains (losses) on securities available for sale:
Unrealized holding gains (losses) arising during the period before tax	(3,954,857)	7,656,064	443,347	16,146,238
Less reclassification adjustment for gains included in net income before tax		571	416,933	21,196
	(3,954,857)	7,655,493	26,414	16,125,042
Unrealized gains (losses) on interest rate cap derivatives:
Unrealized holding gains (losses) arising during the period before tax	119,433	(251,149)	(252,950)	(251,149)
Less reclassification adjustment for ineffectiveness and caplet amortization before tax	9,561		10,463
	109,872	(251,149)	(263,413)	(251,149)
Other comprehensive income (loss), before tax	(3,844,985)	7,404,344	(236,999)	15,873,893
Tax expense (benefit)	(1,466,064)	2,928,330	(78,943)	6,167,095
Other comprehensive income (loss), net of tax	(2,378,921)	4,476,014	(158,056)	9,706,798
Comprehensive income (loss) attributable to QCR Holdings, Inc.	$ (2,902,739)	$ 8,483,850	$ 3,496,015	$ 17,603,849