Note 2 - Community National Bancorporation and Community National Bank (Tables)

12 Months Ended

Dec. 31, 2014

Disclosure Text Block Supplement [Abstract]

Core Deposit [Table Text Block]

	2014			2013
Balance, beginning	$	1,870,433		$	-
Core deposit intangible from Community National Acquistion		-			3,440,076
Amortization expense		(199,512	)		(178,881	)
Core deposit intangible sold in branch sales		-			(1,390,762	)
Balance, ending	$	1,670,921		$	1,870,433

	2014			2013
Gross carrying amount	$	1,995,127		$	1,995,127
Accumulated amortization		(324,206	)		(124,694	)
Net carrying amount	$	1,670,921		$	1,870,433

Schedule of Business Acquisitions, by Acquisition [Table Text Block]

	As of
	May 13, 2013
ASSETS
Cash and due from banks	$	9,286,757
Federal funds sold		12,335,000
Interest-bearing deposits at financial institutions		2,024,539
Securities available for sale		45,853,826
Loans/leases receivable, net		195,658,486
Premises and equipment		8,132,021
Core deposit intangible		3,440,076
Bank-owned life insurance		4,595,529
Restricted investment securities		1,259,375
Other real estate owned		550,326
Other assets		5,178,583
Total assets acquired	$	288,314,518
LIABILITIES
Deposits	$	255,045,071
Other borrowings		3,950,000
Junior subordinated debentures		4,125,175
Other liabilities		3,911,053
Total liabilties assumed	$	267,031,299
Net assets acquired	$	21,283,219
CONSIDERATION PAID:
Cash	$	6,261,684
Issuance of 834,715 shares of common stock		13,180,150
Total consideration paid	$	19,441,834
Bargain purchase gain	$	1,841,385

Business Acquisition, Pro Forma Information [Table Text Block]

	Years ended
	December 31,
	2013		2012
Interest income	$	83,008,255	$	87,514,410
Noninterest income	$	22,042,194	$	19,792,383
Net income	$	11,320,890	$	14,077,018
Net income attributable to QCR Holdings, Inc. common stockholders	$	8,152,588	$	10,092,460
Earnings per common share attributable to QCR Holdings, Inc. common stockholders
Basic	$	1.47	$	1.82
Diluted	$	1.44	$	1.79

Schedule of Disposal Groups, Including Discontinued Operations, Income Statement, Balance Sheet and Additional Disclosures [Table Text Block]

	As of
ASSETS	October 4, 2013
Cash	$	29,905,991
Loans receivable		22,709,735
Premises and equipment		776,782
Core deposit intangible		910,415
Other assets		68,456
Total assets sold	$	54,371,379
LIABILITIES
Deposits	$	55,191,930
Other liabilities		53,421
Total liabilties sold	$	55,245,351
Gain on sale, pre-tax	$	873,972

	As of
ASSETS	October 11, 2013
Cash	$	519,627
Loans receivable		31,749,135
Premises and equipment		1,597,040
Core deposit intangible		480,347
Other assets		70,443
Total assets sold	$	34,416,592
LIABILITIES
Deposits	$	35,830,168
Other liabilities		46,668
Total liabilties sold	$	35,876,836
Gain on sale, pre-tax	$	1,460,244