Note 16 - Regulatory Capital Requirements and Restrictions on Dividends (Tables)

12 Months Ended

Dec. 31, 2014

Disclosure Text Block [Abstract]

Schedule of Compliance with Regulatory Capital Requirements under Banking Regulations [Table Text Block]

	Actual					For Capital Adequacy Purposes					To Be Well Capitalized Under Prompt Corrective Action Provisions
	Amount		Ratio			Amount		Ratio			Amount		Ratio
As of December 31, 2014:
Company:
Total risk-based capital	$	204,376		10.91	%	$	149,876	>	8.0	%	N/A		N/A
Tier 1 risk-based capital		178,364		9.52	%		74,938	>	4.0		N/A		N/A
Tier 1 leverage		178,364		7.62	%		93,658	>	4.0		N/A		N/A
Quad City Bank & Trust:
Total risk-based capital	$	104,869		11.26	%	$	74,495	>	8.0	%	$	93,119	>	10.0	%
Tier 1 risk-based capital		93,785		10.07	%		37,248	>	4.0			55,872	>	6.0
Tier 1 leverage		93,785		7.10	%		52,817	>	4.0			66,021	>	5.0
Cedar Rapids Bank & Trust:
Total risk-based capital	$	76,662		11.54	%	$	53,126	>	8.0	%	$	66,407	>	10.0	%
Tier 1 risk-based capital		68,772		10.36	%		26,563	>	4.0			39,844	>	6.0
Tier 1 leverage		68,772		8.21	%		33,525	>	4.0			41,906	>	5.0
Rockford Bank & Trust:
Total risk-based capital	$	35,906		12.56	%	$	22,875	>	8.0	%	$	28,594	>	10.0	%
Tier 1 risk-based capital		32,325		11.30	%		11,438	>	4.0			17,156	>	6.0
Tier 1 leverage		32,325		9.16	%		14,112	>	4.0			17,640	>	5.0

	Actual					For Capital Adequacy Purposes					To Be Well Capitalized Under Prompt Corrective Action Provisions
	Amount		Ratio			Amount		Ratio			Amount		Ratio
As of December 31, 2013:
Company:
Total risk-based capital	$	217,011		12.87	%	$	134,935	>	8.0	%	N/A		N/A
Tier 1 risk-based capital		193,044		11.45	%		67,468	>	4.0		N/A		N/A
Tier 1 leverage		193,044		7.96	%		97,029	>	4.0		N/A		N/A
Quad City Bank & Trust:
Total risk-based capital	$	101,168		12.25	%	$	66,049	>	8.0	%	$	82,562	>	10.0	%
Tier 1 risk-based capital		91,820		11.12	%		33,025	>	4.0			49,537	>	6.0
Tier 1 leverage		91,820		7.13	%		51,527	>	4.0			64,408	>	5.0
Cedar Rapids Bank & Trust:
Total risk-based capital	$	74,912		12.54	%	$	47,808	>	8.0	%	$	59,760	>	10.0	%
Tier 1 risk-based capital		67,432		11.28	%		23,904	>	4.0			35,856	>	6.0
Tier 1 leverage		67,432		8.78	%		30,736	>	4.0			38,420	>	5.0
Rockford Bank & Trust:
Total risk-based capital	$	38,778		14.59	%	$	21,263	>	8.0	%	$	26,579	>	10.0	%
Tier 1 risk-based capital		35,449		13.34	%		10,631	>	4.0			15,947	>	6.0
Tier 1 leverage		35,449		10.54	%		13,459	>	4.0			16,824	>	5.0