<SEC-DOCUMENT>0000357173-25-000048.txt : 20250528
<SEC-HEADER>0000357173-25-000048.hdr.sgml : 20250528
<ACCEPTANCE-DATETIME>20250528110028
ACCESSION NUMBER:		0000357173-25-000048
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		14
CONFORMED PERIOD OF REPORT:	20250523
ITEM INFORMATION:		Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20250528
DATE AS OF CHANGE:		20250528

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			OLD SECOND BANCORP INC
		CENTRAL INDEX KEY:			0000357173
		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
		ORGANIZATION NAME:           	02 Finance
		EIN:				363143493
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-10537
		FILM NUMBER:		25992082

	BUSINESS ADDRESS:	
		STREET 1:		37 S RIVER ST
		CITY:			AURORA
		STATE:			IL
		ZIP:			60507
		BUSINESS PHONE:		6308920202

	MAIL ADDRESS:	
		STREET 1:		37 SOUTH RIVER STREET
		CITY:			AURORA
		STATE:			IL
		ZIP:			60507
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
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style="font-size:1pt;margin-right:0pt;visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;margin:0pt 8.65pt 0pt 0pt;"><span style="font-size:1pt;margin-right:0pt;visibility:hidden;">&#8203;</span></p></div></div></td><td style="vertical-align:bottom;width:24.03%;margin:0pt;padding:0pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="bottom:0pt;position:absolute;width:100%;"><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;margin:0pt 8.65pt 0pt 0pt;"><span style="font-size:1pt;margin-right:0pt;visibility:hidden;">&#8203;</span></p></div></div></td><td style="vertical-align:top;width:35.58%;margin:0pt;padding:0pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="position:absolute;top:0pt;width:100%;"><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;margin:0pt 8.65pt 0pt 0pt;"><span 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style="font-family:'Times New Roman','Times','serif';font-size:12pt;text-align:center;margin:0pt 8.65pt 0pt 0pt;"><span style="font-size:10pt;margin-right:0pt;visibility:hidden;">&#8203;</span></p></td></tr></table></div><p style="font-family:'Times';font-size:10pt;line-height:1.19;text-align:justify;text-indent:0pt;margin:0pt -13.5pt 10pt 0pt;"><span style="font-family:'Times New Roman','Times','serif';">Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 under the Securities Act (17 CFR 230.405) or Rule 12b-2 under the Exchange Act (17 CFR 240.12b-2).</span></p><p style="font-family:'Times';font-size:12pt;line-height:14pt;padding-left:36pt;text-align:justify;text-indent:-36pt;margin:0pt -18pt 10pt 0pt;"><span style="font-family:'Times New Roman','Times','serif';font-size:10pt;">Emerging growth company &#160;</span><ix:nonNumeric contextRef="Duration_5_23_2025_To_5_23_2025_0JWLtJ6n0Ua49vf3AeH4kA" format="ixt-sec:boolballotbox" 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style="font-family:'Times New Roman','Times','serif';font-size:12pt;margin:0pt;"><span style="visibility:hidden;">&#8203;</span></p><p style="display:none;font-size:12pt;line-height:0pt;margin:0pt;"><span style="font-family:'Times New Roman','Times','serif';font-size:0pt;visibility:hidden;">&#8203;</span></p></div></div></div>
<div style="background-color:#000000;clear:both;height:2pt;page-break-after:always;width:91.06%;border:0;margin:30pt 4.47% 30pt 4.47%;"></div><div style="max-width:100%;padding-left:10.35%;padding-right:10.35%;position:relative;"><div style="clear:both;margin-left:-10.0pt;margin-right:-10.0pt;max-width:100%;position:relative;width:calc(100% + 20.0pt);"><div style="padding-left:10pt;padding-right:10pt;position:relative;width:100%;"><a id="_4d1a4f44_45db_40af_84bd_f202cb6d6c65"></a><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;text-align:justify;text-indent:36pt;margin:0pt;"><span style="font-size:8pt;visibility:hidden;">&#8203;</span></p><table style="border-collapse:collapse;border:0;"><tr><td style="vertical-align:text-top;white-space:nowrap;width:58.5pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;margin-bottom:0pt;margin-top:0pt;text-align:justify;"><b style="font-size:10pt;font-weight:bold;">Item 5.03</b></p></td><td style="padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;margin-bottom:0pt;margin-top:0pt;text-align:justify;"><b style="font-size:10pt;font-weight:bold;">Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year.</b></p></td></tr></table><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;text-align:justify;margin:0pt;"><span style="font-size:8pt;visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;text-align:justify;margin:0pt;"><span style="display:inline-block;text-align:left;text-indent:0pt;width:36pt;"></span><span style="font-size:10pt;">On May 23, 2025, Old Second Bancorp, Inc. (the &#8220;Company&#8221;) filed a Certificate of Amendment to its Restated Certificate of Incorporation with the Secretary of State of Delaware to increase the number of authorized shares of the Company&#8217;s common stock from 60,000,000 to 120,000,000. The amendment was approved by the Company&#8217;s stockholders at the 2025 Annual Meeting held on May 20, 2025. A copy of the Certificate of Amendment is filed as Exhibit 3.1 to this Current Report on Form 8-K.</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;text-align:justify;margin:0pt;"><span style="font-size:10pt;font-weight:bold;visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:justify;margin:0pt;"><span style="display:inline-block;text-align:left;text-indent:0pt;width:58.5pt;"><b style="font-family:'Times New Roman','Times','serif';font-size:10pt;font-style:normal;font-weight:bold;">Item 9.01&#160;</b></span><b style="font-weight:bold;">Financial Statements and Exhibits.</b></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;">&#160;</p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;">(d) Exhibits. </p><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;margin:0pt;"><span style="font-size:10pt;visibility:hidden;">&#8203;</span></p><table style="border-collapse:collapse;font-size:16pt;height:max-content;table-layout:auto;width:100.28%;"><tr style="height:1pt;"><td style="vertical-align:top;width:12.94%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="position:absolute;top:0pt;width:100%;"><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;margin:0pt;"><span style="font-size:1pt;visibility:hidden;">&#8203;</span></p></div></div></td><td style="vertical-align:top;width:2.77%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="position:absolute;top:0pt;width:100%;"><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;margin:0pt;"><span style="font-size:1pt;visibility:hidden;">&#8203;</span></p></div></div></td><td style="vertical-align:top;width:84.28%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="position:absolute;top:0pt;width:100%;"><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;margin:0pt;"><span style="font-size:1pt;visibility:hidden;">&#8203;</span></p></div></div></td></tr><tr><td style="vertical-align:top;width:12.94%;border-bottom:1.5pt solid #000000;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><b style="font-weight:bold;">Exhibit No.</b></p></td><td style="vertical-align:top;width:2.77%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;text-align:center;margin:0pt;"><span style="font-size:10pt;font-weight:bold;visibility:hidden;">&#8203;</span></p></td><td style="vertical-align:top;width:84.28%;border-bottom:1.5pt solid #000000;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;"><b style="font-weight:bold;">Exhibit</b></p></td></tr><tr><td style="vertical-align:top;width:12.94%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;margin:0pt;">3.1</p></td><td style="vertical-align:top;width:2.77%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;text-align:justify;margin:0pt;"><span style="font-size:10pt;visibility:hidden;">&#8203;</span></p></td><td style="vertical-align:top;width:84.28%;margin:0pt;padding:0pt 5.4pt 0pt 5.4pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;text-align:justify;margin:0pt;"><a style="-sec-extract:exhibit;font-family:&quot;'Times New Roman','Times','serif'&quot;;font-size:10pt;" href="tmb-20250523xex3d1.htm"><span style="font-family:'Times New Roman','Times','serif';font-style:normal;font-weight:normal;">Amendment to Old Second Bancorp, Inc.&#8217;s Restated Certificate of Incorporation.</span></a></p></td></tr></table><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;margin:0pt;"><span style="visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;margin:0pt;"><span style="font-size:10pt;visibility:hidden;">&#8203;</span></p></div></div><div style="clear:both;margin-bottom:30pt;width:100%;"><p style="font-family:'Courier';font-size:12pt;text-align:center;margin:0pt;"><span style="font-family:'Times New Roman','Times','serif';font-size:10pt;visibility:hidden;">&#8203;</span></p></div></div>
<div style="background-color:#000000;clear:both;height:2pt;page-break-after:always;width:79.3%;border:0;margin:30pt 10.35% 30pt 10.35%;"></div><div style="max-width:100%;padding-left:10.35%;padding-right:10.35%;position:relative;"><div style="clear:both;margin-left:-10.0pt;margin-right:-10.0pt;max-width:100%;position:relative;width:calc(100% + 20.0pt);"><div style="padding-left:10pt;padding-right:10pt;position:relative;width:100%;"><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;margin:0pt;"><span style="font-size:10pt;visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:center;margin:0pt 8.65pt 12pt 0pt;"><b style="font-weight:bold;">Signature</b></p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;text-align:justify;text-indent:36pt;margin:0pt 8.65pt 0pt 0pt;">Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.</p><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;text-indent:36pt;margin:0pt 8.65pt 0pt 0pt;"><span style="font-size:10pt;margin-right:0pt;visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;text-indent:36pt;margin:0pt 8.65pt 0pt 0pt;"><span style="font-size:10pt;margin-right:0pt;visibility:hidden;">&#8203;</span></p><table style="border-collapse:collapse;font-size:16pt;height:max-content;padding-left:0pt;padding-right:0pt;width:100%;"><tr style="height:1pt;"><td style="vertical-align:top;width:50.28%;margin:0pt;padding:0pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="position:absolute;top:0pt;width:100%;"><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;line-height:1.25;margin:0pt 8.65pt 0pt 0pt;"><span style="font-family:'CG Times';font-size:1pt;margin-right:0pt;visibility:hidden;">&#8203;</span></p></div></div></td><td style="vertical-align:top;width:4.75%;margin:0pt;padding:0pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="position:absolute;top:0pt;width:100%;"><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;line-height:1.25;margin:0pt 8.65pt 0pt 0pt;"><span style="font-family:'CG Times';font-size:1pt;margin-right:0pt;visibility:hidden;">&#8203;</span></p></div></div></td><td style="vertical-align:top;width:44.95%;margin:0pt;padding:0pt;"><div style="height:1pt;overflow:hidden;overflow-wrap:break-word;position:relative;"><div style="position:absolute;top:0pt;width:100%;"><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;line-height:1.25;margin:0pt 8.65pt 0pt 0pt;"><span style="font-family:'CG Times';font-size:1pt;margin-right:0pt;visibility:hidden;">&#8203;</span></p></div></div></td></tr><tr><td style="vertical-align:top;width:50.28%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;line-height:1.25;margin:0pt 8.65pt 0pt 0pt;"><span style="font-family:'CG Times';font-size:10pt;margin-right:0pt;visibility:hidden;">&#8203;</span></p></td><td colspan="2" style="vertical-align:top;width:49.71%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:1.25;margin:0pt 8.65pt 0pt 0pt;"><b style="font-weight:bold;">OLD SECOND BANCORP,&#160;INC.</b></p></td></tr><tr><td style="vertical-align:top;width:50.28%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;line-height:1.25;margin:0pt 8.65pt 0pt 0pt;"><span style="font-family:'CG Times';font-size:10pt;margin-right:0pt;visibility:hidden;">&#8203;</span></p></td><td style="vertical-align:top;width:4.75%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;line-height:1.25;margin:0pt 8.65pt 0pt 0pt;"><span style="font-family:'CG Times';font-size:10pt;margin-right:0pt;visibility:hidden;">&#8203;</span></p></td><td style="vertical-align:top;width:44.95%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;line-height:1.25;margin:0pt 8.65pt 0pt 0pt;"><span style="font-family:'CG Times';font-size:10pt;margin-right:0pt;visibility:hidden;">&#8203;</span></p></td></tr><tr><td style="vertical-align:top;width:50.28%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;line-height:1.25;margin:0pt 8.65pt 0pt 0pt;"><span style="font-family:'CG Times';font-size:10pt;margin-right:0pt;visibility:hidden;">&#8203;</span></p></td><td style="vertical-align:top;width:4.75%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;line-height:1.25;margin:0pt 8.65pt 0pt 0pt;"><span style="font-family:'CG Times';font-size:10pt;margin-right:0pt;visibility:hidden;">&#8203;</span></p></td><td style="vertical-align:top;width:44.95%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;line-height:1.25;margin:0pt 8.65pt 0pt 0pt;"><span style="font-family:'CG Times';font-size:10pt;margin-right:0pt;visibility:hidden;">&#8203;</span></p></td></tr><tr><td style="vertical-align:top;width:50.28%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:1.25;margin:0pt 8.65pt 0pt 0pt;">Dated: May 28, 2025</p></td><td style="vertical-align:top;width:4.75%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:1.25;margin:0pt 8.65pt 0pt 0pt;">By:</p></td><td style="vertical-align:top;width:44.95%;border-bottom:1px solid #000000;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:1.25;margin:0pt 8.65pt 0pt 0pt;"><span style="font-family:'CG Times';">/s/ Bradley S. Adams</span></p></td></tr><tr><td style="vertical-align:top;width:50.28%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;line-height:1.25;margin:0pt 8.65pt 0pt 0pt;"><span style="font-family:'CG Times';font-size:10pt;margin-right:0pt;visibility:hidden;">&#8203;</span></p></td><td style="vertical-align:top;width:4.75%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;line-height:1.25;margin:0pt 8.65pt 0pt 0pt;"><span style="font-family:'CG Times';font-size:10pt;margin-right:0pt;visibility:hidden;">&#8203;</span></p></td><td style="vertical-align:top;width:44.95%;border-top:1px solid #000000;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:1.25;margin:0pt 8.65pt 0pt 0pt;"><span style="font-family:'CG Times';">Bradley S. Adams</span></p></td></tr><tr><td style="vertical-align:top;width:50.28%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;line-height:1.25;margin:0pt 8.65pt 0pt 0pt;"><span style="font-family:'CG Times';font-size:10pt;margin-right:0pt;visibility:hidden;">&#8203;</span></p></td><td style="vertical-align:top;width:4.75%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;line-height:1.25;margin:0pt 8.65pt 0pt 0pt;"><span style="font-family:'CG Times';font-size:10pt;margin-right:0pt;visibility:hidden;">&#8203;</span></p></td><td style="vertical-align:top;width:44.95%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:1.25;margin:0pt 8.65pt 0pt 0pt;">Executive Vice President,</p><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:1.25;margin:0pt 8.65pt 0pt 0pt;">Chief Operating Officer and</p></td></tr><tr><td style="vertical-align:top;width:50.28%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;line-height:1.25;margin:0pt 8.65pt 0pt 0pt;"><span style="font-family:'CG Times';font-size:10pt;margin-right:0pt;visibility:hidden;">&#8203;</span></p></td><td style="vertical-align:top;width:4.75%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;line-height:1.25;margin:0pt 8.65pt 0pt 0pt;"><span style="font-family:'CG Times';font-size:10pt;margin-right:0pt;visibility:hidden;">&#8203;</span></p></td><td style="vertical-align:top;width:44.95%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:10pt;line-height:1.25;margin:0pt 8.65pt 0pt 0pt;">Chief Financial Officer</p></td></tr></table><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;margin:0pt;"><span style="font-size:10pt;visibility:hidden;">&#8203;</span></p><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;margin:0pt;"><span style="font-size:10pt;visibility:hidden;">&#8203;</span></p></div></div></div>
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<TYPE>EX-3.1
<SEQUENCE>2
<FILENAME>tmb-20250523xex3d1.htm
<DESCRIPTION>EX-3.1
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<!--Enhanced HTML document created with Toppan Merrill Bridge  10.10.0.134--><!--Created on: 5/28/2025 02:05:47 PM (UTC)--><html><head><meta charset="UTF-8"><title></title></head><body><div style="margin-top:30pt;"></div><div style="max-width:100%;padding-left:10.35%;padding-right:10.35%;position:relative;"><div style="clear:both;max-width:100%;position:relative;"><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;text-align:right;margin:0pt;"><b style="font-weight:bold;">Exhibit 3.1</b></p><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;text-align:center;margin:0pt;"><font style="font-weight:bold;visibility:hidden;">&#8203;</font></p><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;text-align:center;margin:0pt;"><b style="font-weight:bold;">CERTIFICATE OF AMENDMENT</b></p><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;text-align:center;margin:0pt;"><b style="font-weight:bold;">TO THE</b></p><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;text-align:center;margin:0pt;"><b style="font-weight:bold;">RESTATED CERTIFICATE OF INCORPORATION</b></p><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;text-align:center;margin:0pt;"><b style="font-weight:bold;">OF</b></p><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;text-align:center;margin:0pt;"><b style="font-weight:bold;">OLD SECOND BANCORP, INC.</b></p><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;text-align:center;margin:0pt;"><font style="visibility:hidden;">&#8203;</font></p><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;text-align:center;margin:0pt;"><b style="font-weight:bold;">(Pursuant to 8 Del. C. Section 242)</b></p><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;text-align:center;margin:0pt;"><font style="visibility:hidden;">&#8203;</font></p><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;text-align:justify;text-indent:36pt;margin:0pt 0pt 12pt 0pt;">Old Second Bancorp, Inc. (the &#8220;Corporation&#8221;), a corporation organized and existing under and by virtue of the General Corporation Law of the State of Delaware, does hereby certify:</p><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;text-align:justify;text-indent:36pt;margin:0pt 0pt 12pt 0pt;">FIRST: That at a meeting of the Board of Directors of the Corporation, resolutions were duly adopted setting forth a proposed amendment of the Restated Certificate of Incorporation of said corporation, declaring said amendment to be advisable and directing that the proposed amendment be considered at the next annual meeting of the stockholders of said corporation for consideration thereof. The resolution setting forth the proposed amendment is as follows:</p><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;text-align:justify;text-indent:36pt;margin:0pt 0pt 12pt 0pt;">RESOLVED, that the Restated Certificate of Incorporation of this Corporation be amended by striking out Paragraph A of Article IV thereof in its entirety and by substituting in lieu of the former Paragraph A of Article IV the following: </p><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;text-align:justify;text-indent:36pt;margin:0pt 0pt 12pt 0pt;">Accordingly, as amended, said Paragraph A of Article IV shall be and read in its entirety as follows:</p><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;text-align:justify;margin:0pt 31.5pt 12pt 36pt;">&#8220;A. The total number of shares of all classes of stock which the Corporation shall have authority to issue is 120,300,000 shares, which are divided into two classes:</p><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;text-align:justify;margin:0pt 31.5pt 12pt 36pt;"><font style="white-space:pre-wrap;">   </font>120,000,000 shares of common stock, with a par value of $1.00 per share; and</p><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;text-align:justify;margin:0pt 31.5pt 12pt 36pt;"><font style="white-space:pre-wrap;">   </font>300,000 shares of preferred stock, with a par value of $1.00 per share.&#8221;</p><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;text-align:justify;text-indent:36pt;margin:0pt 0pt 12pt 0pt;">SECOND: That thereafter, pursuant to resolution of its Board of Directors, the annual meeting of the stockholders of the Corporation was duly called and held on May 20, 2025, and at such meeting the said amendment was approved by the affirmative vote of the holders of at least 75% of the voting power of all outstanding shares of the Corporation&#8217;s common stock entitled to vote thereon, in accordance with the requirements of the Corporation&#8217;s Restated Certificate of Incorporation.</p><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;text-align:justify;text-indent:36pt;margin:0pt 0pt 12pt 0pt;">THIRD: That said amendment was duly adopted in accordance with the provisions of Section 242 of the General Corporation Law of the State of Delaware.</p><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;margin:0pt;"><font style="visibility:hidden;">&#8203;</font></p></div><div style="clear:both;margin-bottom:30pt;width:100%;"><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;margin:0pt;"><font style="visibility:hidden;">&#8203;</font></p></div></div><hr style="background-color:#000000;clear:both;color:#000000;height:2pt;line-height:0;margin-bottom:30pt;margin-left:10.35%;margin-right:10.35%;margin-top:30pt;page-break-after:always;width:79.3%;border-width:0;"><div style="max-width:100%;padding-left:10.35%;padding-right:10.35%;position:relative;"><div style="clear:both;max-width:100%;position:relative;"><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;text-align:justify;text-indent:36pt;margin:0pt;"><font style="visibility:hidden;">&#8203;</font></p><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;text-align:justify;text-indent:36pt;margin:0pt;">IN WITNESS WHEREOF, Old Second Bancorp, Inc. has caused this certificate to be signed by its duly authorized officer this 23<sup style="font-size:9pt;vertical-align:top;">rd</sup> day of May, 2025.</p><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;text-align:justify;text-indent:36pt;margin:0pt;"><font style="visibility:hidden;">&#8203;</font></p><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;text-align:justify;text-indent:36pt;margin:0pt;"><font style="visibility:hidden;">&#8203;</font></p><div align="left"><table style="border-collapse:collapse;font-size:16pt;height:max-content;padding-left:0pt;padding-right:0pt;width:100%;"><tr><td style="vertical-align:middle;width:100%;margin:0pt;padding:0pt;"></td></tr><tr><td style="vertical-align:middle;width:100%;margin:0pt;padding:0pt;"></td></tr></table></div><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;margin:0pt;"></p><div align="left"><table style="border-collapse:collapse;font-size:16pt;height:max-content;padding-left:0pt;padding-right:0pt;width:100%;"><tr><td style="vertical-align:top;width:45%;margin:0pt;padding:0pt;"></td><td style="vertical-align:top;width:4.99%;margin:0pt;padding:0pt;"></td><td colspan="2" style="vertical-align:top;width:50%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;margin:0pt;">OLD SECOND BANCORP, INC.</p><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;margin:0pt;"><font style="visibility:hidden;">&#8203;</font></p><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;margin:0pt;"><font style="visibility:hidden;">&#8203;</font></p></td></tr><tr><td style="vertical-align:top;width:45%;margin:0pt;padding:0pt;"></td><td style="vertical-align:top;width:4.99%;margin:0pt;padding:0pt;"></td><td style="vertical-align:top;width:4.99%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;margin:0pt;">By: </p></td><td style="vertical-align:top;width:45%;border-bottom:1.0pt solid #000000;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;margin:0pt;">/s/ James L. Eccher</p></td></tr><tr><td style="vertical-align:top;width:45%;margin:0pt;padding:0pt;"></td><td style="vertical-align:top;width:4.99%;margin:0pt;padding:0pt;"></td><td style="vertical-align:top;width:4.99%;margin:0pt;padding:0pt;"></td><td style="vertical-align:top;width:45%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;margin:0pt;">James L. Eccher</p></td></tr><tr><td style="vertical-align:top;width:45%;margin:0pt;padding:0pt;"></td><td style="vertical-align:top;width:4.99%;margin:0pt;padding:0pt;"></td><td style="vertical-align:top;width:4.99%;margin:0pt;padding:0pt;"></td><td style="vertical-align:top;width:45%;margin:0pt;padding:0pt;"><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;margin:0pt;">Chairman, President and Chief Executive Officer</p></td></tr><tr><td style="vertical-align:top;width:45%;margin:0pt;padding:0pt;"></td><td style="vertical-align:top;width:4.99%;margin:0pt;padding:0pt;"></td><td style="vertical-align:top;width:4.99%;margin:0pt;padding:0pt;"></td><td style="vertical-align:top;width:45%;margin:0pt;padding:0pt;"></td></tr></table></div><p style="font-family:'Times New Roman','Times','serif';font-size:12pt;margin:0pt;"><font style="visibility:hidden;">&#8203;</font></p></div></div><hr style="background-color:#000000;clear:both;color:#000000;height:2pt;line-height:0;margin-left:10.35%;margin-right:10.35%;margin-top:30pt;page-break-after:avoid;width:79.3%;border-width:0;"></body></html>
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end
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<DOCUMENT>
<TYPE>EX-101.SCH
<SEQUENCE>4
<FILENAME>tmb-20250523.xsd
<DESCRIPTION>EX-101.SCH
<TEXT>
<XBRL>
<?xml version="1.0" encoding="us-ascii"?>
<!--XBRL document created with Toppan Merrill Bridge  10.10.0.1 -->
<!--Based on XBRL 2.1-->
<!--Created on: 5/28/2025 2:05:56 PM-->
<!--Modified on: 5/28/2025 2:05:56 PM-->
<xsd:schema targetNamespace="http://www.OldSecondBancorp.com/20250523" attributeFormDefault="unqualified" elementFormDefault="qualified" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:us-gaap="http://fasb.org/us-gaap/2023" xmlns:srt-types="http://fasb.org/srt-types/2023" xmlns:us-roles="http://fasb.org/us-roles/2023" xmlns:ref="http://www.xbrl.org/2006/ref" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:currency="http://xbrl.sec.gov/currency/2023" xmlns:xl="http://www.xbrl.org/2003/XLink" xmlns:naics="http://xbrl.sec.gov/naics/2023" xmlns:srt-roles="http://fasb.org/srt-roles/2023" xmlns:country="http://xbrl.sec.gov/country/2023" xmlns:utr="http://www.xbrl.org/2009/utr" xmlns:srt="http://fasb.org/srt/2023" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:exch="http://xbrl.sec.gov/exch/2023" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:sic="http://xbrl.sec.gov/sic/2023" xmlns:us-types="http://fasb.org/us-types/2023" xmlns:negated="http://www.xbrl.org/2009/role/negated" xmlns:attributeFormDefault="unqualified" xmlns:stpr="http://xbrl.sec.gov/stpr/2023" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:enum2="http://xbrl.org/2020/extensible-enumerations-2.0" xmlns:dtr-types="http://www.xbrl.org/dtr/type/2022-03-31" xmlns:deprecated="http://www.xbrl.org/2009/role/deprecated" xmlns:net="http://www.xbrl.org/2009/role/net" xmlns:dei="http://xbrl.sec.gov/dei/2023" xmlns:dtr="http://www.xbrl.org/2009/dtr" xmlns:cef="http://xbrl.sec.gov/cef/2023" xmlns:xbrldi="http://xbrl.org/2006/xbrldi" xmlns:osbc="http://www.OldSecondBancorp.com/20250523" xmlns:rxp="http://xbrl.sec.gov/rxp/2023" xmlns:snj="http://xbrl.sec.gov/snj/2023" xmlns:shr-10b51="http://xbrl.sec.gov/shr-10b51/2023" xmlns:shr-exh="http://xbrl.sec.gov/shr-exh/2023" xmlns:shr-narr="http://xbrl.sec.gov/shr-narr/2023" xmlns:shr="http://xbrl.sec.gov/shr/2023">
  <xsd:annotation>
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        <link:definition>00090 - Document - Document and Entity Information</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
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  <xsd:import namespace="http://www.xbrl.org/2003/instance" schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd" />
  <xsd:import namespace="http://xbrl.org/2005/xbrldt" schemaLocation="http://www.xbrl.org/2005/xbrldt-2005.xsd" />
  <xsd:element name="DocumentAndEntityInformationAbstract" id="osbc_DocumentAndEntityInformationAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration" />
</xsd:schema>
</XBRL>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.LAB
<SEQUENCE>5
<FILENAME>tmb-20250523_lab.xml
<DESCRIPTION>EX-101.LAB
<TEXT>
<XBRL>
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<!--XBRL document created with Toppan Merrill Bridge  10.10.0.1 -->
<!--Based on XBRL 2.1-->
<!--Created on: 5/28/2025 2:05:56 PM-->
<!--Modified on: 5/28/2025 2:05:56 PM-->
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityFileNumber" xlink:to="dei_EntityFileNumber_lbl" xmlns="http://www.xbrl.org/2003/linkbase" />
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    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityTaxIdentificationNumber" xlink:label="dei_EntityTaxIdentificationNumber" xmlns="http://www.xbrl.org/2003/linkbase" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityTaxIdentificationNumber" xlink:to="dei_EntityTaxIdentificationNumber_lbl" xmlns="http://www.xbrl.org/2003/linkbase" />
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    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityAddressAddressLine1" xlink:label="dei_EntityAddressAddressLine1" xmlns="http://www.xbrl.org/2003/linkbase" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityAddressAddressLine1" xlink:to="dei_EntityAddressAddressLine1_lbl" xmlns="http://www.xbrl.org/2003/linkbase" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityAddressAddressLine1_lbl" xml:lang="en-US" xmlns="http://www.xbrl.org/2003/linkbase">Entity Address, Address Line One</label>
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityAddressCityOrTown" xlink:label="dei_EntityAddressCityOrTown" xmlns="http://www.xbrl.org/2003/linkbase" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityAddressCityOrTown" xlink:to="dei_EntityAddressCityOrTown_lbl" xmlns="http://www.xbrl.org/2003/linkbase" />
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    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityAddressStateOrProvince" xlink:label="dei_EntityAddressStateOrProvince" xmlns="http://www.xbrl.org/2003/linkbase" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityAddressStateOrProvince" xlink:to="dei_EntityAddressStateOrProvince_lbl" xmlns="http://www.xbrl.org/2003/linkbase" />
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    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityAddressPostalZipCode" xlink:label="dei_EntityAddressPostalZipCode" xmlns="http://www.xbrl.org/2003/linkbase" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityAddressPostalZipCode" xlink:to="dei_EntityAddressPostalZipCode_lbl" xmlns="http://www.xbrl.org/2003/linkbase" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityAddressPostalZipCode_lbl" xml:lang="en-US" xmlns="http://www.xbrl.org/2003/linkbase">Entity Address, Postal Zip Code</label>
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_CityAreaCode" xlink:label="dei_CityAreaCode" xmlns="http://www.xbrl.org/2003/linkbase" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_CityAreaCode" xlink:to="dei_CityAreaCode_lbl" xmlns="http://www.xbrl.org/2003/linkbase" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_CityAreaCode_lbl" xml:lang="en-US" xmlns="http://www.xbrl.org/2003/linkbase">City Area Code</label>
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LocalPhoneNumber" xlink:label="dei_LocalPhoneNumber" xmlns="http://www.xbrl.org/2003/linkbase" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_LocalPhoneNumber" xlink:to="dei_LocalPhoneNumber_lbl" xmlns="http://www.xbrl.org/2003/linkbase" />
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    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_WrittenCommunications" xlink:label="dei_WrittenCommunications" xmlns="http://www.xbrl.org/2003/linkbase" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_WrittenCommunications" xlink:to="dei_WrittenCommunications_lbl" xmlns="http://www.xbrl.org/2003/linkbase" />
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_WrittenCommunications_lbl" xml:lang="en-US" xmlns="http://www.xbrl.org/2003/linkbase">Written Communications</label>
    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_SolicitingMaterial" xlink:label="dei_SolicitingMaterial" xmlns="http://www.xbrl.org/2003/linkbase" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_SolicitingMaterial" xlink:to="dei_SolicitingMaterial_lbl" xmlns="http://www.xbrl.org/2003/linkbase" />
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    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_PreCommencementTenderOffer" xlink:label="dei_PreCommencementTenderOffer" xmlns="http://www.xbrl.org/2003/linkbase" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_PreCommencementTenderOffer" xlink:to="dei_PreCommencementTenderOffer_lbl" xmlns="http://www.xbrl.org/2003/linkbase" />
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    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_PreCommencementIssuerTenderOffer" xlink:label="dei_PreCommencementIssuerTenderOffer" xmlns="http://www.xbrl.org/2003/linkbase" />
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    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_Security12bTitle" xlink:label="dei_Security12bTitle" xmlns="http://www.xbrl.org/2003/linkbase" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_Security12bTitle" xlink:to="dei_Security12bTitle_lbl" xmlns="http://www.xbrl.org/2003/linkbase" />
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    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_TradingSymbol" xlink:label="dei_TradingSymbol" xmlns="http://www.xbrl.org/2003/linkbase" />
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    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_SecurityExchangeName" xlink:label="dei_SecurityExchangeName" xmlns="http://www.xbrl.org/2003/linkbase" />
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_SecurityExchangeName" xlink:to="dei_SecurityExchangeName_lbl" xmlns="http://www.xbrl.org/2003/linkbase" />
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    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityEmergingGrowthCompany" xlink:label="dei_EntityEmergingGrowthCompany" xmlns="http://www.xbrl.org/2003/linkbase" />
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    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityCentralIndexKey" xlink:label="dei_EntityCentralIndexKey" xmlns="http://www.xbrl.org/2003/linkbase" />
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    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_AmendmentFlag" xlink:label="dei_AmendmentFlag" xmlns="http://www.xbrl.org/2003/linkbase" />
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  </link:labelLink>
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</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.PRE
<SEQUENCE>6
<FILENAME>tmb-20250523_pre.xml
<DESCRIPTION>EX-101.PRE
<TEXT>
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<DESCRIPTION>IDEA: XBRL DOCUMENT
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<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="include/report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
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</head>
<body>
<span style="display: none;">v3.25.1</span><table class="report" border="0" cellspacing="2" id="id2">
<tr>
<th class="tl" colspan="1" rowspan="1"><div style="width: 200px;"><strong>Document and Entity Information<br></strong></div></th>
<th class="th"><div>May 23, 2025</div></th>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_osbc_DocumentAndEntityInformationAbstract', window );"><strong>Document and Entity Information [Abstract]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_DocumentType', window );">Document Type</a></td>
<td class="text">8-K<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_DocumentPeriodEndDate', window );">Document Period End Date</a></td>
<td class="text">May 23,  2025<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityRegistrantName', window );">Entity Registrant Name</a></td>
<td class="text">OLD SECOND BANCORP INC<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityIncorporationStateCountryCode', window );">Entity Incorporation, State or Country Code</a></td>
<td class="text">DE<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityFileNumber', window );">Entity File Number</a></td>
<td class="text">000-10537<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityTaxIdentificationNumber', window );">Entity Tax Identification Number</a></td>
<td class="text">36-3143493<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityAddressAddressLine1', window );">Entity Address, Address Line One</a></td>
<td class="text">37 South River Street<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityAddressCityOrTown', window );">Entity Address, City or Town</a></td>
<td class="text">Aurora<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityAddressStateOrProvince', window );">Entity Address, State or Province</a></td>
<td class="text">IL<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityAddressPostalZipCode', window );">Entity Address, Postal Zip Code</a></td>
<td class="text">60507<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_CityAreaCode', window );">City Area Code</a></td>
<td class="text">630<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_LocalPhoneNumber', window );">Local Phone Number</a></td>
<td class="text">892-0202<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_WrittenCommunications', window );">Written Communications</a></td>
<td class="text">true<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_SolicitingMaterial', window );">Soliciting Material</a></td>
<td class="text">false<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_PreCommencementTenderOffer', window );">Pre-commencement Tender Offer</a></td>
<td class="text">false<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_PreCommencementIssuerTenderOffer', window );">Pre-commencement Issuer Tender Offer</a></td>
<td class="text">false<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_Security12bTitle', window );">Title of 12(b) Security</a></td>
<td class="text">Common Stock<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_TradingSymbol', window );">Trading Symbol</a></td>
<td class="text">OSBC<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_SecurityExchangeName', window );">Security Exchange Name</a></td>
<td class="text">NASDAQ<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityEmergingGrowthCompany', window );">Entity Emerging Growth Company</a></td>
<td class="text">false<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityCentralIndexKey', window );">Entity Central Index Key</a></td>
<td class="text">0000357173<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_AmendmentFlag', window );">Amendment Flag</a></td>
<td class="text">false<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_CurrentFiscalYearEndDate', window );">Current Fiscal Year End Date</a></td>
<td class="text">--12-31<span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_AmendmentFlag">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Boolean flag that is true when the XBRL content amends previously-filed or accepted submission.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_AmendmentFlag</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:booleanItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_CityAreaCode">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Area code of city</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_CityAreaCode</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_CurrentFiscalYearEndDate">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>End date of current fiscal year in the format --MM-DD.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_CurrentFiscalYearEndDate</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:gMonthDayItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_DocumentPeriodEndDate">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>For the EDGAR submission types of Form 8-K: the date of the report, the date of the earliest event reported; for the EDGAR submission types of Form N-1A: the filing date; for all other submission types: the end of the reporting or transition period.  The format of the date is YYYY-MM-DD.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_DocumentPeriodEndDate</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:dateItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_DocumentType">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>The type of document being provided (such as 10-K, 10-Q, 485BPOS, etc). The document type is limited to the same value as the supporting SEC submission type, or the word 'Other'.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_DocumentType</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:submissionTypeItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityAddressAddressLine1">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Address Line 1 such as Attn, Building Name, Street Name</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityAddressAddressLine1</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityAddressCityOrTown">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Name of the City or Town</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityAddressCityOrTown</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityAddressPostalZipCode">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Code for the postal or zip code</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityAddressPostalZipCode</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityAddressStateOrProvince">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Name of the state or province.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityAddressStateOrProvince</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:stateOrProvinceItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityCentralIndexKey">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>A unique 10-digit SEC-issued value to identify entities that have filed disclosures with the SEC. It is commonly abbreviated as CIK.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 12<br> -Subsection b-2<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityCentralIndexKey</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:centralIndexKeyItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityEmergingGrowthCompany">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Indicate if registrant meets the emerging growth company criteria.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 12<br> -Subsection b-2<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityEmergingGrowthCompany</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:booleanItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityFileNumber">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Commission file number. The field allows up to 17 characters. The prefix may contain 1-3 digits, the sequence number may contain 1-8 digits, the optional suffix may contain 1-4 characters, and the fields are separated with a hyphen.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityFileNumber</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:fileNumberItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityIncorporationStateCountryCode">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Two-character EDGAR code representing the state or country of incorporation.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityIncorporationStateCountryCode</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:edgarStateCountryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityRegistrantName">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>The exact name of the entity filing the report as specified in its charter, which is required by forms filed with the SEC.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 12<br> -Subsection b-2<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityRegistrantName</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityTaxIdentificationNumber">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>The Tax Identification Number (TIN), also known as an Employer Identification Number (EIN), is a unique 9-digit value assigned by the IRS.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 12<br> -Subsection b-2<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityTaxIdentificationNumber</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:employerIdItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_LocalPhoneNumber">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Local phone number for entity.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_LocalPhoneNumber</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_PreCommencementIssuerTenderOffer">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 13e<br> -Subsection 4c<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_PreCommencementIssuerTenderOffer</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:booleanItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_PreCommencementTenderOffer">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 14d<br> -Subsection 2b<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_PreCommencementTenderOffer</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:booleanItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_Security12bTitle">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Title of a 12(b) registered security.</p></div>
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