Regulatory Capital (Tables)

3 Months Ended

Mar. 31, 2014

Regulatory Capital Requirements [Abstract]

Schedule of Compliance with Regulatory Capital Requirements under Banking Regulations

The following table summarizes the Corporation’s and Banks’ capital ratios and the ratios required by their federal regulators at March 31, 2014 and December 31, 2013, respectively:



	Actual				Minimum Required for Capital Adequacy Purposes				Minimum Required to Be Well Capitalized Under Prompt Corrective Action Requirements
	Amount		Ratio		Amount		Ratio		Amount		Ratio
	(Dollars in Thousands)
As of March 31, 2014
Total capital
(to risk-weighted assets)
Consolidated	$	144,202	12.92	%	$	89,289	8.00	%	N/A		N/A
First Business Bank	125,025		12.61		79,293		8.00		$	99,116	10.00	%
First Business Bank — Milwaukee	18,276		14.30		10,223		8.00		12,778		10.00
Tier 1 capital
(to risk-weighted assets)
Consolidated	$	122,323	10.96	%	$	44,644	4.00	%	N/A		N/A
First Business Bank	112,634		11.36		39,647		4.00		$	59,470	6.00	%
First Business Bank — Milwaukee	16,694		13.06		5,111		4.00		7,667		6.00
Tier 1 capital
(to average assets)
Consolidated	$	122,323	9.67	%	$	50,602	4.00	%	N/A		N/A
First Business Bank	112,634		10.66		42,269		4.00		$	52,836	5.00	%
First Business Bank — Milwaukee	16,694		7.65		8,725		4.00		10,907		5.00



	Actual				Minimum Required for Capital Adequacy Purposes				Minimum Required to Be Well Capitalized Under Prompt Corrective Action Requirements
	Amount		Ratio		Amount		Ratio		Amount		Ratio
	(Dollars in Thousands)
As of December 31, 2013
Total capital
(to risk-weighted assets)
Consolidated	$	145,352	13.16	%	$	88,373	8.00	%	N/A		N/A
First Business Bank	123,331		12.57		78,516		8.00		$	98,145	10.00	%
First Business Bank — Milwaukee	17,944		14.66		9,790		8.00		12,238		10.00
Tier 1 capital
(to risk-weighted assets)
Consolidated	$	119,617	10.83		$	44,186	4.00	%	N/A		N/A
First Business Bank	111,062		11.32		39,258		4.00		$	58,887	6.00	%
First Business Bank — Milwaukee	16,414		13.41		4,895		4.00		7,343		6.00
Tier 1 capital
(to average assets)
Consolidated	$	119,617	9.35		$	51,153	4.00	%	N/A		N/A
First Business Bank	111,062		10.35		42,913		4.00		$	53,641	5.00	%
First Business Bank — Milwaukee	16,414		7.64		8,595		4.00		10,744		5.00

- Definition

Tabular disclosure of the capital amounts and ratios as of the balance sheet date, indicating whether the entity or entities are in compliance with regulatory capital requirements, by entity.

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