+?]EK_@EW\$?!<,/DS67ABWOKU<<_:[O==W/_ )&GDQ[8KL?VH_\ @G;\
M#_VTYK>;XI?#'PCXRO+6/RH;Z]L5^VPIDG8MPF)0F23MW8R3Q7KOAO1(O#>B
M6.GV\82"Q@2WC4# 544*/T%:Z"@#YU_9H_X)1_LY_L?>*$UWX<_"'P;X=U
MZ,$1ZFMG]HO8,@@^7-*6>/(R#L(R.M>H_M%?"BS^.W[/OC;P5J"AK'Q9H5[I
M$PQGY9X'C.//?!E]\./'.M>'M3C\G4M"OI]
M/ND_N2Q2-&X_[Z4UZO\ \$V_VA)OV5/V]_A'\0(YFAA\-^*+*:[9>IM'E$5R
MOXP/(/QK][?VI/\ @SU\)_M)?M&^-/'T/Q:U70%\7ZM/JIT^/2$D6U:5BS*&
MWC/))SCO7 I_P9'>&X)%9?CGK09#N!&AQY!'_;2@#XI_X.\)TNO^"M2\^%/CB47U['9P$KX:O9,&2-PHPL+N2R-P!N*\8&?RDM
M[B2TG26*1XY(V#(Z':RD="#V(K^]WQ%X)TOQAX.N-!UO3K/6=)OK^&.N:Q\)[Z\)>738(Q?:5O))
MS'&Q#Q#G[H8KTP!0!^"?A_\ X+"_M3>%?!B>']/^/OQ2M]+BC$4]O3-)$@
M& JRDF10!TPPQ7E?@[]IOQYX-_: T7XH0^*M=N_'6A:G#J]OK%Y>R7%XT\3A
MPSR.Q9LXP03@@D'@FOV6'_!D9XT_MC!^-WAC[!_>&DS^=U],XZ9[]:^FOV0?
M^#.#X'_"#Q%::Q\4/$WB'XH2VK;QI:C^S=-E/_301DRN!UP'4'OD<$ ^U_V0
M?V\]#_X*.?\ !+F[^)^BXM[K4/#-]!JMH#\UA?1VSK-']-W(]F%?QA:E=2W5
MY)YDDDF'.-S%L>#]#TGPAX;?3)M,MK/2[1(+>S22
M-D)5% &?FR3U)Y)R:_&S1?\ @R4\$#4_,U/XV>)I;=FR5M]&B5L>F2Y_E0!^
M WP"^ _BG]ISXP>'_ O@O2YM:\3>);M+.RM8P?F9C]YC_"BC)9CP ":I_%WX
M3>(?@/\ $W7/!WBS2[K1?$GAR[>QU"RN%VR6\J'!!]NA!'!!!'6O[%O^";'_
M 1)^!/_ 2Z@EO? 'A^ZU+Q;>0F&Z\3:S*+G4G0]8T(54B0_P!U%&>,EJK_
M /!2?_@AK\!?^"H,G]J>.= N-'\:0Q+##XGT1UMM1**,*DI*E)U X D4D 84
MK0!_&[X64W/B&QMV>18;BXCCD"L5W*S ']*^M/\ @KK_ ,$G/%7_ 36^)6D
MWGV.^O\ X;^-;.&_\/ZWY9:',D8=K61^BS)D\'[R\COC];)_^#)_P3IWB2WO
M-+^-7B1;>WF698[G1HF8[6! R''IZ5^OGQ)_9,\#_';]G6/X8^/_ ]IOC'P
MLUC#93VE_ &67RT"K(O='&,AE(*GH: /X4P<5WVG_M6_%+2/!?\ PC=K\2O'
MUKX=\HP_V7%XANTLO+/5/)$FS;[8Q7[Q?M4?\&5/AOQ-XGO-0^$'Q2N?#=C<
M.TD6E^(;4W:6N3D()H\,5'097..I->5^ ?\ @R/\?/K,?_"4?&KP?#I^\;SI
M>F7,LQ7O@2!1G\: .+_:?=I?^#/?X0,Q+,WQ$AR2&O^RQWG_HB*OS'K^JS4
M?^#9O1M0_P""7NF_LU?\+.U);+3_ !?+XK&L_P!EKYCM(BIY7E[\8&S.<]Z^
M;A_P9$^&2F?^%Y:S_P""./\ ^.4 ?H9_P;P?\H:/@1_V F_]'RU_/U_P=B_\
MIK_B#_V!]$_]-T%?TX?L _LDP_L)_L@^"/A/::O-KUOX+L39)?RPB%KD>8S[
MBH) ^]T]J^#_ /@J9_P;$Z+_ ,%-/VR=>^+M[\4-2\,7&N6EG:MI\6EI.D0M
M[=(00Q<$YV9Z<9H _G=_X)/()?\ @J'^SHK?=;XE^'@<]_\ B96]?9W_ _8A_:-UKXK^$=)N;SX3^.KYKUYX(LQZ#>RMEX),?=5G)*,< [L=:_0
MK]EK_@SY\/\ [,7[3/P]^(\'QDU;5)O 7B33_$,=F^CI&MVUI'?VF_B3X0\%/X:TGXA>.-+\.R*ROI5IKMU!9,&^\#"KA"#WXYK^C#
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M"P/P^\&^']1\97?@U/"&HRZ@DMO9+7M(+#&.M '\;]?VA?\$S/^4(W
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M0DN[>>V>0"62)9"=DRABP9<9(PV@!*2+)R$D1,C!X8 =^OYQ?\ !N5_P0FU_P#;@^,7A_XP
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M"U#XCZAX/FT/P[#H"VD&FKH?^E,E?W?21-)"ZG^($#OBOQ!^(?\ P99^&_B!X_US7F^-FL6S:UJ%Q?M"
M-$C81&61GVY\SG&[% 'YW?\ !MS^QYX?_;T^,GQD^%GB18ULO$_@.:*&Y,8=
MK&X69&AG7_:1P#QU&1WKY$_;M_8/^(?_ 3P^/VK?#_XB:+<:??64K?8KT1G
M[)J]N#A;B!R,.C#!XY4G!P:_IF_X(_?\&[>D?\$EOV@M8\>:?\1M0\83:MI#
M:6;6?35MUC!=6W9#'/3I7V9^U_\ L)_"G]O'X='PO\5O!6D^+=,3+6SW"%;J
MQ@D&PG'3D9]R:]X_X)$?\
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M(AB'RQH756)Y9BHR< 'W9NHW444 &ZC=110 ;J-U%% !NHW444 &ZC=110
M ;J-U%% !NHW444 &ZC=110 ;J-U%% !NHW444 &ZC=110 ;J-U%% !NHW44
M4 &ZC=110 ;J-U%% !NHW444 &ZC=110 ;J-U%% !NHW444 &ZC=110 ;J-U
M%% !NHW444 >>_M9NR?LM_$IE)5AX5U0@CJ/]$EJ]\ /#.F^#O@=X3TO2-/L
M=+TVSTNUCM[2S@6""!=B_*B* JCV HHH [3=1NHHH -U&ZBB@ W4;J** #=1
7NHHH -U&ZBB@ W4;J** #=1NHHH _]D!
end
XML
8
R1.htm
IDEA: XBRL DOCUMENT
v3.25.3
X
- Definition Boolean flag that is true when the XBRL content amends previously-filed or accepted submission.
+ References
+ Details
Name:
dei_AmendmentFlag
Namespace Prefix:
dei_
Data Type:
xbrli:booleanItemType
Balance Type:
na
Period Type:
duration
X
- Definition 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.
+ References
+ Details
Name:
dei_DocumentPeriodEndDate
Namespace Prefix:
dei_
Data Type:
xbrli:dateItemType
Balance Type:
na
Period Type:
duration
X
- Definition 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'.
+ References
+ Details
Name:
dei_DocumentType
Namespace Prefix:
dei_
Data Type:
dei:submissionTypeItemType
Balance Type:
na
Period Type:
duration
X
- Definition Address Line 1 such as Attn, Building Name, Street Name
+ References
+ Details
Name:
dei_EntityAddressAddressLine1
Namespace Prefix:
dei_
Data Type:
xbrli:normalizedStringItemType
Balance Type:
na
Period Type:
duration
X
- Definition
+ References
+ Details
Name:
dei_EntityAddressCityOrTown
Namespace Prefix:
dei_
Data Type:
xbrli:normalizedStringItemType
Balance Type:
na
Period Type:
duration
X
- Definition Code for the postal or zip code
+ References
+ Details
Name:
dei_EntityAddressPostalZipCode
Namespace Prefix:
dei_
Data Type:
xbrli:normalizedStringItemType
Balance Type:
na
Period Type:
duration
X
- Definition Name of the state or province.
+ References
+ Details
Name:
dei_EntityAddressStateOrProvince
Namespace Prefix:
dei_
Data Type:
dei:stateOrProvinceItemType
Balance Type:
na
Period Type:
duration
X
- Definition A unique 10-digit SEC-issued value to identify entities that have filed disclosures with the SEC. It is commonly abbreviated as CIK.
+ References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Exchange Act -Number 240 -Section 12 -Subsection b-2
+ Details
Name:
dei_EntityCentralIndexKey
Namespace Prefix:
dei_
Data Type:
dei:centralIndexKeyItemType
Balance Type:
na
Period Type:
duration
X
- Definition Indicate if registrant meets the emerging growth company criteria.
+ References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Exchange Act -Number 240 -Section 12 -Subsection b-2
+ Details
Name:
dei_EntityEmergingGrowthCompany
Namespace Prefix:
dei_
Data Type:
xbrli:booleanItemType
Balance Type:
na
Period Type:
duration
X
- Definition 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.
+ References
+ Details
Name:
dei_EntityFileNumber
Namespace Prefix:
dei_
Data Type:
dei:fileNumberItemType
Balance Type:
na
Period Type:
duration
X
- Definition Two-character EDGAR code representing the state or country of incorporation.
+ References
+ Details
Name:
dei_EntityIncorporationStateCountryCode
Namespace Prefix:
dei_
Data Type:
dei:edgarStateCountryItemType
Balance Type:
na
Period Type:
duration
X
- Definition The exact name of the entity filing the report as specified in its charter, which is required by forms filed with the SEC.
+ References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Exchange Act -Number 240 -Section 12 -Subsection b-2
+ Details
Name:
dei_EntityRegistrantName
Namespace Prefix:
dei_
Data Type:
xbrli:normalizedStringItemType
Balance Type:
na
Period Type:
duration
X
- Definition The Tax Identification Number (TIN), also known as an Employer Identification Number (EIN), is a unique 9-digit value assigned by the IRS.
+ References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Exchange Act -Number 240 -Section 12 -Subsection b-2
+ Details
Name:
dei_EntityTaxIdentificationNumber
Namespace Prefix:
dei_
Data Type:
dei:employerIdItemType
Balance Type:
na
Period Type:
duration
X
- Definition Local phone number for entity.
+ References
+ Details
Name:
dei_LocalPhoneNumber
Namespace Prefix:
dei_
Data Type:
xbrli:normalizedStringItemType
Balance Type:
na
Period Type:
duration
X
- Definition 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.
+ References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Exchange Act -Number 240 -Section 13e -Subsection 4c
+ Details
Name:
dei_PreCommencementIssuerTenderOffer
Namespace Prefix:
dei_
Data Type:
xbrli:booleanItemType
Balance Type:
na
Period Type:
duration
X
- Definition 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.
+ References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Exchange Act -Number 240 -Section 14d -Subsection 2b
+ Details
Name:
dei_PreCommencementTenderOffer
Namespace Prefix:
dei_
Data Type:
xbrli:booleanItemType
Balance Type:
na
Period Type:
duration
X
- Definition Title of a 12(b) registered security.
+ References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Exchange Act -Number 240 -Section 12 -Subsection b
+ Details
Name:
dei_Security12bTitle
Namespace Prefix:
dei_
Data Type:
dei:securityTitleItemType
Balance Type:
na
Period Type:
duration
X
- Definition Name of the Exchange on which a security is registered.
+ References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Exchange Act -Number 240 -Section 12 -Subsection d1-1
+ Details
Name:
dei_SecurityExchangeName
Namespace Prefix:
dei_
Data Type:
dei:edgarExchangeCodeItemType
Balance Type:
na
Period Type:
duration
X
- Definition Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as soliciting material pursuant to Rule 14a-12 under the Exchange Act.
+ References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Exchange Act -Number 240 -Section 14a -Subsection 12
+ Details
Name:
dei_SolicitingMaterial
Namespace Prefix:
dei_
Data Type:
xbrli:booleanItemType
Balance Type:
na
Period Type:
duration
X
- Definition Trading symbol of an instrument as listed on an exchange.
+ References
+ Details
Name:
dei_TradingSymbol
Namespace Prefix:
dei_
Data Type:
dei:tradingSymbolItemType
Balance Type:
na
Period Type:
duration
X
- Definition Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as written communications pursuant to Rule 425 under the Securities Act.
+ References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Securities Act -Number 230 -Section 425
+ Details
Name:
dei_WrittenCommunications
Namespace Prefix:
dei_
Data Type:
xbrli:booleanItemType
Balance Type:
na
Period Type:
duration
XML
9
Show.js
IDEA: XBRL DOCUMENT
// Edgar(tm) Renderer was created by staff of the U.S. Securities and Exchange Commission. Data and content created by government employees within the scope of their employment are not subject to domestic copyright protection. 17 U.S.C. 105.
var Show={};Show.LastAR=null,Show.showAR=function(a,r,w){if(Show.LastAR)Show.hideAR();var e=a;while(e&&e.nodeName!='TABLE')e=e.nextSibling;if(!e||e.nodeName!='TABLE'){var ref=((window)?w.document:document).getElementById(r);if(ref){e=ref.cloneNode(!0);
e.removeAttribute('id');a.parentNode.appendChild(e)}}
if(e)e.style.display='block';Show.LastAR=e};Show.hideAR=function(){Show.LastAR.style.display='none'};Show.toggleNext=function(a){var e=a;while(e.nodeName!='DIV')e=e.nextSibling;if(!e.style){}else if(!e.style.display){}else{var d,p_;if(e.style.display=='none'){d='block';p='-'}else{d='none';p='+'}
e.style.display=d;if(a.textContent){a.textContent=p+a.textContent.substring(1)}else{a.innerText=p+a.innerText.substring(1)}}}
XML
10
report.css
IDEA: XBRL DOCUMENT
/* Updated 2009-11-04 */
/* v2.2.0.24 */
/* DefRef Styles */
.report table.authRefData{
background-color: #def;
border: 2px solid #2F4497;
font-size: 1em;
position: absolute;
}
.report table.authRefData a {
display: block;
font-weight: bold;
}
.report table.authRefData p {
margin-top: 0px;
}
.report table.authRefData .hide {
background-color: #2F4497;
padding: 1px 3px 0px 0px;
text-align: right;
}
.report table.authRefData .hide a:hover {
background-color: #2F4497;
}
.report table.authRefData .body {
height: 150px;
overflow: auto;
width: 400px;
}
.report table.authRefData table{
font-size: 1em;
}
/* Report Styles */
.pl a, .pl a:visited {
color: black;
text-decoration: none;
}
/* table */
.report {
background-color: white;
border: 2px solid #acf;
clear: both;
color: black;
font: normal 8pt Helvetica, Arial, san-serif;
margin-bottom: 2em;
}
.report hr {
border: 1px solid #acf;
}
/* Top labels */
.report th {
background-color: #acf;
color: black;
font-weight: bold;
text-align: center;
}
.report th.void {
background-color: transparent;
color: #000000;
font: bold 10pt Helvetica, Arial, san-serif;
text-align: left;
}
.report .pl {
text-align: left;
vertical-align: top;
white-space: normal;
width: 200px;
white-space: normal; /* word-wrap: break-word; */
}
.report td.pl a.a {
cursor: pointer;
display: block;
width: 200px;
overflow: hidden;
}
.report td.pl div.a {
width: 200px;
}
.report td.pl a:hover {
background-color: #ffc;
}
/* Header rows... */
.report tr.rh {
background-color: #acf;
color: black;
font-weight: bold;
}
/* Calendars... */
.report .rc {
background-color: #f0f0f0;
}
/* Even rows... */
.report .re, .report .reu {
background-color: #def;
}
.report .reu td {
border-bottom: 1px solid black;
}
/* Odd rows... */
.report .ro, .report .rou {
background-color: white;
}
.report .rou td {
border-bottom: 1px solid black;
}
.report .rou table td, .report .reu table td {
border-bottom: 0px solid black;
}
/* styles for footnote marker */
.report .fn {
white-space: nowrap;
}
/* styles for numeric types */
.report .num, .report .nump {
text-align: right;
white-space: nowrap;
}
.report .nump {
padding-left: 2em;
}
.report .nump {
padding: 0px 0.4em 0px 2em;
}
/* styles for text types */
.report .text {
text-align: left;
white-space: normal;
}
.report .text .big {
margin-bottom: 1em;
width: 17em;
}
.report .text .more {
display: none;
}
.report .text .note {
font-style: italic;
font-weight: bold;
}
.report .text .small {
width: 10em;
}
.report sup {
font-style: italic;
}
.report .outerFootnotes {
font-size: 1em;
}
XML
12
FilingSummary.xml
IDEA: XBRL DOCUMENT
3.25.3
html
1
22
1
false
0
0
false
0
false
false
R1.htm
0000001 - Document - Document and Entity Information
Sheet
http://www.alx-inc.com/role/DocumentandEntityInformation
Document and Entity Information
Cover
1
false
false
All Reports
Book
All Reports
alx-20251205.htm
alx-20251205.xsd
alx-20251205_lab.xml
alx-20251205_pre.xml
http://xbrl.sec.gov/dei/2025
true
false
JSON
14
MetaLinks.json
IDEA: XBRL DOCUMENT
{
"version": "2.2",
"instance": {
"alx-20251205.htm": {
"nsprefix": "alx",
"nsuri": "http://www.alx-inc.com/20251205",
"dts": {
"inline": {
"local": [
"alx-20251205.htm"
]
},
"schema": {
"local": [
"alx-20251205.xsd"
],
"remote": [
"http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd",
"http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd",
"http://www.xbrl.org/2003/xl-2003-12-31.xsd",
"http://www.xbrl.org/2003/xlink-2003-12-31.xsd",
"http://www.xbrl.org/2005/xbrldt-2005.xsd",
"http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd",
"http://www.xbrl.org/lrr/role/net-2009-12-16.xsd",
"https://www.xbrl.org/dtr/type/2024-01-31/types.xsd",
"https://xbrl.sec.gov/dei/2025/dei-2025.xsd"
]
},
"labelLink": {
"local": [
"alx-20251205_lab.xml"
]
},
"presentationLink": {
"local": [
"alx-20251205_pre.xml"
]
}
},
"keyStandard": 22,
"keyCustom": 0,
"axisStandard": 0,
"axisCustom": 0,
"memberStandard": 0,
"memberCustom": 0,
"hidden": {
"total": 2,
"http://xbrl.sec.gov/dei/2025": 2
},
"contextCount": 1,
"entityCount": 1,
"segmentCount": 0,
"elementCount": 23,
"unitCount": 0,
"baseTaxonomies": {
"http://xbrl.sec.gov/dei/2025": 22
},
"report": {
"R1": {
"role": "http://www.alx-inc.com/role/DocumentandEntityInformation",
"longName": "0000001 - Document - Document and Entity Information",
"shortName": "Document and Entity Information",
"isDefault": "true",
"groupType": "document",
"subGroupType": "",
"menuCat": "Cover",
"order": "1",
"firstAnchor": {
"contextRef": "c-1",
"name": "dei:DocumentType",
"unitRef": null,
"xsiNil": "false",
"lang": "en-US",
"decimals": null,
"ancestors": [
"span",
"div",
"body",
"html"
],
"reportCount": 1,
"baseRef": "alx-20251205.htm",
"first": true,
"unique": true
},
"uniqueAnchor": {
"contextRef": "c-1",
"name": "dei:DocumentType",
"unitRef": null,
"xsiNil": "false",
"lang": "en-US",
"decimals": null,
"ancestors": [
"span",
"div",
"body",
"html"
],
"reportCount": 1,
"baseRef": "alx-20251205.htm",
"first": true,
"unique": true
}
}
},
"tag": {
"dei_AmendmentFlag": {
"xbrltype": "booleanItemType",
"nsuri": "http://xbrl.sec.gov/dei/2025",
"localname": "AmendmentFlag",
"presentation": [
"http://www.alx-inc.com/role/DocumentandEntityInformation"
],
"lang": {
"en-us": {
"role": {
"terseLabel": "Amendment Flag",
"label": "Amendment Flag",
"documentation": "Boolean flag that is true when the XBRL content amends previously-filed or accepted submission."
}
}
},
"auth_ref": []
},
"dei_CityAreaCode": {
"xbrltype": "normalizedStringItemType",
"nsuri": "http://xbrl.sec.gov/dei/2025",
"localname": "CityAreaCode",
"presentation": [
"http://www.alx-inc.com/role/DocumentandEntityInformation"
],
"lang": {
"en-us": {
"role": {
"terseLabel": "City Area Code",
"label": "City Area Code",
"documentation": "Area code of city"
}
}
},
"auth_ref": []
},
"dei_CoverAbstract": {
"xbrltype": "stringItemType",
"nsuri": "http://xbrl.sec.gov/dei/2025",
"localname": "CoverAbstract",
"lang": {
"en-us": {
"role": {
"terseLabel": "Cover [Abstract]",
"label": "Cover [Abstract]",
"documentation": "Cover page."
}
}
},
"auth_ref": []
},
"dei_DocumentPeriodEndDate": {
"xbrltype": "dateItemType",
"nsuri": "http://xbrl.sec.gov/dei/2025",
"localname": "DocumentPeriodEndDate",
"presentation": [
"http://www.alx-inc.com/role/DocumentandEntityInformation"
],
"lang": {
"en-us": {
"role": {
"terseLabel": "Document Period End Date",
"label": "Document Period End Date",
"documentation": "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."
}
}
},
"auth_ref": []
},
"dei_DocumentType": {
"xbrltype": "submissionTypeItemType",
"nsuri": "http://xbrl.sec.gov/dei/2025",
"localname": "DocumentType",
"presentation": [
"http://www.alx-inc.com/role/DocumentandEntityInformation"
],
"lang": {
"en-us": {
"role": {
"terseLabel": "Document Type",
"label": "Document Type",
"documentation": "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'."
}
}
},
"auth_ref": []
},
"dei_EntityAddressAddressLine1": {
"xbrltype": "normalizedStringItemType",
"nsuri": "http://xbrl.sec.gov/dei/2025",
"localname": "EntityAddressAddressLine1",
"presentation": [
"http://www.alx-inc.com/role/DocumentandEntityInformation"
],
"lang": {
"en-us": {
"role": {
"terseLabel": "Entity Address, Address Line One",
"label": "Entity Address, Address Line One",
"documentation": "Address Line 1 such as Attn, Building Name, Street Name"
}
}
},
"auth_ref": []
},
"dei_EntityAddressCityOrTown": {
"xbrltype": "normalizedStringItemType",
"nsuri": "http://xbrl.sec.gov/dei/2025",
"localname": "EntityAddressCityOrTown",
"presentation": [
"http://www.alx-inc.com/role/DocumentandEntityInformation"
],
"lang": {
"en-us": {
"role": {
"terseLabel": "Entity Address, City or Town",
"label": "Entity Address, City or Town",
"documentation": "Name of the City or Town"
}
}
},
"auth_ref": []
},
"dei_EntityAddressPostalZipCode": {
"xbrltype": "normalizedStringItemType",
"nsuri": "http://xbrl.sec.gov/dei/2025",
"localname": "EntityAddressPostalZipCode",
"presentation": [
"http://www.alx-inc.com/role/DocumentandEntityInformation"
],
"lang": {
"en-us": {
"role": {
"terseLabel": "Entity Address, Postal Zip Code",
"label": "Entity Address, Postal Zip Code",
"documentation": "Code for the postal or zip code"
}
}
},
"auth_ref": []
},
"dei_EntityAddressStateOrProvince": {
"xbrltype": "stateOrProvinceItemType",
"nsuri": "http://xbrl.sec.gov/dei/2025",
"localname": "EntityAddressStateOrProvince",
"presentation": [
"http://www.alx-inc.com/role/DocumentandEntityInformation"
],
"lang": {
"en-us": {
"role": {
"terseLabel": "Entity Address, State or Province",
"label": "Entity Address, State or Province",
"documentation": "Name of the state or province."
}
}
},
"auth_ref": []
},
"dei_EntityCentralIndexKey": {
"xbrltype": "centralIndexKeyItemType",
"nsuri": "http://xbrl.sec.gov/dei/2025",
"localname": "EntityCentralIndexKey",
"presentation": [
"http://www.alx-inc.com/role/DocumentandEntityInformation"
],
"lang": {
"en-us": {
"role": {
"terseLabel": "Entity Central Index Key",
"label": "Entity Central Index Key",
"documentation": "A unique 10-digit SEC-issued value to identify entities that have filed disclosures with the SEC. It is commonly abbreviated as CIK."
}
}
},
"auth_ref": [
"r1"
]
},
"dei_EntityEmergingGrowthCompany": {
"xbrltype": "booleanItemType",
"nsuri": "http://xbrl.sec.gov/dei/2025",
"localname": "EntityEmergingGrowthCompany",
"presentation": [
"http://www.alx-inc.com/role/DocumentandEntityInformation"
],
"lang": {
"en-us": {
"role": {
"terseLabel": "Entity Emerging Growth Company",
"label": "Entity Emerging Growth Company",
"documentation": "Indicate if registrant meets the emerging growth company criteria."
}
}
},
"auth_ref": [
"r1"
]
},
"dei_EntityFileNumber": {
"xbrltype": "fileNumberItemType",
"nsuri": "http://xbrl.sec.gov/dei/2025",
"localname": "EntityFileNumber",
"presentation": [
"http://www.alx-inc.com/role/DocumentandEntityInformation"
],
"lang": {
"en-us": {
"role": {
"terseLabel": "Entity File Number",
"label": "Entity File Number",
"documentation": "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."
}
}
},
"auth_ref": []
},
"dei_EntityIncorporationStateCountryCode": {
"xbrltype": "edgarStateCountryItemType",
"nsuri": "http://xbrl.sec.gov/dei/2025",
"localname": "EntityIncorporationStateCountryCode",
"presentation": [
"http://www.alx-inc.com/role/DocumentandEntityInformation"
],
"lang": {
"en-us": {
"role": {
"terseLabel": "Entity Incorporation, State or Country Code",
"label": "Entity Incorporation, State or Country Code",
"documentation": "Two-character EDGAR code representing the state or country of incorporation."
}
}
},
"auth_ref": []
},
"dei_EntityRegistrantName": {
"xbrltype": "normalizedStringItemType",
"nsuri": "http://xbrl.sec.gov/dei/2025",
"localname": "EntityRegistrantName",
"presentation": [
"http://www.alx-inc.com/role/DocumentandEntityInformation"
],
"lang": {
"en-us": {
"role": {
"terseLabel": "Entity Registrant Name",
"label": "Entity Registrant Name",
"documentation": "The exact name of the entity filing the report as specified in its charter, which is required by forms filed with the SEC."
}
}
},
"auth_ref": [
"r1"
]
},
"dei_EntityTaxIdentificationNumber": {
"xbrltype": "employerIdItemType",
"nsuri": "http://xbrl.sec.gov/dei/2025",
"localname": "EntityTaxIdentificationNumber",
"presentation": [
"http://www.alx-inc.com/role/DocumentandEntityInformation"
],
"lang": {
"en-us": {
"role": {
"terseLabel": "Entity Tax Identification Number",
"label": "Entity Tax Identification Number",
"documentation": "The Tax Identification Number (TIN), also known as an Employer Identification Number (EIN), is a unique 9-digit value assigned by the IRS."
}
}
},
"auth_ref": [
"r1"
]
},
"dei_LocalPhoneNumber": {
"xbrltype": "normalizedStringItemType",
"nsuri": "http://xbrl.sec.gov/dei/2025",
"localname": "LocalPhoneNumber",
"presentation": [
"http://www.alx-inc.com/role/DocumentandEntityInformation"
],
"lang": {
"en-us": {
"role": {
"terseLabel": "Local Phone Number",
"label": "Local Phone Number",
"documentation": "Local phone number for entity."
}
}
},
"auth_ref": []
},
"dei_PreCommencementIssuerTenderOffer": {
"xbrltype": "booleanItemType",
"nsuri": "http://xbrl.sec.gov/dei/2025",
"localname": "PreCommencementIssuerTenderOffer",
"presentation": [
"http://www.alx-inc.com/role/DocumentandEntityInformation"
],
"lang": {
"en-us": {
"role": {
"terseLabel": "Pre-commencement Issuer Tender Offer",
"label": "Pre-commencement Issuer Tender Offer",
"documentation": "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."
}
}
},
"auth_ref": [
"r3"
]
},
"dei_PreCommencementTenderOffer": {
"xbrltype": "booleanItemType",
"nsuri": "http://xbrl.sec.gov/dei/2025",
"localname": "PreCommencementTenderOffer",
"presentation": [
"http://www.alx-inc.com/role/DocumentandEntityInformation"
],
"lang": {
"en-us": {
"role": {
"terseLabel": "Pre-commencement Tender Offer",
"label": "Pre-commencement Tender Offer",
"documentation": "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."
}
}
},
"auth_ref": [
"r5"
]
},
"dei_Security12bTitle": {
"xbrltype": "securityTitleItemType",
"nsuri": "http://xbrl.sec.gov/dei/2025",
"localname": "Security12bTitle",
"presentation": [
"http://www.alx-inc.com/role/DocumentandEntityInformation"
],
"lang": {
"en-us": {
"role": {
"terseLabel": "Title of 12(b) Security",
"label": "Title of 12(b) Security",
"documentation": "Title of a 12(b) registered security."
}
}
},
"auth_ref": [
"r0"
]
},
"dei_SecurityExchangeName": {
"xbrltype": "edgarExchangeCodeItemType",
"nsuri": "http://xbrl.sec.gov/dei/2025",
"localname": "SecurityExchangeName",
"presentation": [
"http://www.alx-inc.com/role/DocumentandEntityInformation"
],
"lang": {
"en-us": {
"role": {
"terseLabel": "Security Exchange Name",
"label": "Security Exchange Name",
"documentation": "Name of the Exchange on which a security is registered."
}
}
},
"auth_ref": [
"r2"
]
},
"dei_SolicitingMaterial": {
"xbrltype": "booleanItemType",
"nsuri": "http://xbrl.sec.gov/dei/2025",
"localname": "SolicitingMaterial",
"presentation": [
"http://www.alx-inc.com/role/DocumentandEntityInformation"
],
"lang": {
"en-us": {
"role": {
"terseLabel": "Soliciting Material",
"label": "Soliciting Material",
"documentation": "Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as soliciting material pursuant to Rule 14a-12 under the Exchange Act."
}
}
},
"auth_ref": [
"r4"
]
},
"dei_TradingSymbol": {
"xbrltype": "tradingSymbolItemType",
"nsuri": "http://xbrl.sec.gov/dei/2025",
"localname": "TradingSymbol",
"presentation": [
"http://www.alx-inc.com/role/DocumentandEntityInformation"
],
"lang": {
"en-us": {
"role": {
"terseLabel": "Trading Symbol",
"label": "Trading Symbol",
"documentation": "Trading symbol of an instrument as listed on an exchange."
}
}
},
"auth_ref": []
},
"dei_WrittenCommunications": {
"xbrltype": "booleanItemType",
"nsuri": "http://xbrl.sec.gov/dei/2025",
"localname": "WrittenCommunications",
"presentation": [
"http://www.alx-inc.com/role/DocumentandEntityInformation"
],
"lang": {
"en-us": {
"role": {
"terseLabel": "Written Communications",
"label": "Written Communications",
"documentation": "Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as written communications pursuant to Rule 425 under the Securities Act."
}
}
},
"auth_ref": [
"r6"
]
}
}
}
},
"std_ref": {
"r0": {
"role": "http://www.xbrl.org/2003/role/presentationRef",
"Publisher": "SEC",
"Name": "Exchange Act",
"Number": "240",
"Section": "12",
"Subsection": "b"
},
"r1": {
"role": "http://www.xbrl.org/2003/role/presentationRef",
"Publisher": "SEC",
"Name": "Exchange Act",
"Number": "240",
"Section": "12",
"Subsection": "b-2"
},
"r2": {
"role": "http://www.xbrl.org/2003/role/presentationRef",
"Publisher": "SEC",
"Name": "Exchange Act",
"Number": "240",
"Section": "12",
"Subsection": "d1-1"
},
"r3": {
"role": "http://www.xbrl.org/2003/role/presentationRef",
"Publisher": "SEC",
"Name": "Exchange Act",
"Number": "240",
"Section": "13e",
"Subsection": "4c"
},
"r4": {
"role": "http://www.xbrl.org/2003/role/presentationRef",
"Publisher": "SEC",
"Name": "Exchange Act",
"Number": "240",
"Section": "14a",
"Subsection": "12"
},
"r5": {
"role": "http://www.xbrl.org/2003/role/presentationRef",
"Publisher": "SEC",
"Name": "Exchange Act",
"Number": "240",
"Section": "14d",
"Subsection": "2b"
},
"r6": {
"role": "http://www.xbrl.org/2003/role/presentationRef",
"Publisher": "SEC",
"Name": "Securities Act",
"Number": "230",
"Section": "425"
}
}
}
ZIP
15
0000003499-25-000032-xbrl.zip
IDEA: XBRL DOCUMENT
begin 644 0000003499-25-000032-xbrl.zip
M4$L#!!0 ( &9#B5N$O._X=1$ .2' 0 86QX+3(P,C4Q,C U+FAT
M;>T=VW;B./)]OD++7#I]3FQL8W-+PAR&T#W,="=92)_IW9<]PA;@C;$]LDA@
MOWZK9)M+N,0D0.B9Y"&);5FJNZI*)?G\Y_'0(_>,1V[@7[S35>T=8;X=.*[?
MOWA7[S1:K7<_U[X[_X>B?/VE_8EH7V>K2D%*BN*26#%I5*P2@I
MNF-83J7L&)K=.^U7C2[K6K1D*M3L%A2SQ"I*N:09BF;1KF$:%?CIG3K52X P$X ]Y^5!UWN>=>Y 9"A-5\_N'A
M0<4[:L#[>4/3"GG7CP3U;99+VKMCL;JUZWNNSY!&><&I'R$)J "B0C^&I@"D
MNI%VXK#9D+*#B-EJ/[C/PP-L;J4-Q]#GW<)X#P4YF@[HYN73M.E2RT4\\'&7
M1BD>Z_M$VLPAJP!H"XU34#?AJUN*5E8*^JR?=9#IA;F.IEA'[BKX \]__7S
MIXX]8$.J+'"FZE&0UQSSE2^=7.U\P*A3.Q\R00GVH[ _1^[]1:X1^ )D5[F=
MA/":'5]=Y 0;B[S$.U_[[KOOSH4K/%:CWEA!7NB&9IWGXWOG^;CG;N!,:N>.
M>T\B,?'81P^!.H&37H%$+LP77$H*IKVH^YA79H)!2 B%-;5*/1<$CYY Q!5*CG]OVJ
M-/_P2A12/WW'#KR 5[^/27[6 Y24'AVZWJ3Z[M8=@EA=L0?2#H;4?W<: ?Z]
MN$WD_H\!! ",O'Q(H(,NT(JDT.JF"2 20LZ['(4)!Y[#+X:DMN+A$@E6H@:_
M^D :$815( L@)FC78^DKW8 #"Q1 T*-AQ*KI/V>ID8@MGB)?2OOJ!D($0^SN
M#"9CX=K42X@GZ1@_GC% U6(F"&"U<-*1D\B&Q0/,9W*47&(RDJ/9:B4@%H_.6J==N\))W;^FVSLR1**2!' &BG
MV?C2;MVVFAU2O[HDS:^-7^M7'YND+)%FQN6?G]\4Q+CAEKD+!V\^J6M)LWU^W;
M8X;TYDN[\Z4.H-Y>$]",6Q!_HA?(=9OHUHGSGEQ_(+>_-H\9@SE]GNIRO7&+
MD.N5@GG,H*/W0H(>:;,PX(*,@O_"(D'8/<:07#YFSOOJLY'I4ONNSX.1
M[R@)7CWYVNM[)09Z?B?-,7BD!%&,%2U%FM"(=$)F8]#B$-$4C_5$U5"-U_!Y*Q6UI)6V=7F-LEK6C8TN;]:N3+5@
M6#OI"8"J6.4= :67=M,3 &48I2S!P;I(('7TC7",KOZ\DJ#@++$X"',;Q-!8
M+7?3>S*D3&_N51\?QYI+^AA'8EM:J99O!QQF/YDRZP@P_@V8Q 2?- )G<6;
M"!23!X*%/+C'?F93@HE3@D*%^1L%F(:X7S%-^F =JKL%=7=6.)OTA6MJ!7--UX=$Z]NZ;B5I/ELJ8Z+C"OF:A;P#?JV]%(&
MSCUA)I.9$N=68 V) L]UEI(E?W4;NI2ODXP[D7:0!)Q':P/Q?AMQ-W)<&PTV1D +#M7[;VQ&
M/7):HS=#XEGQC;([I>RBXT&N G45@3/[,)2F]K)8LS*$K^?(+^
M]#1R*.5JAJX!/"/P:DW2I)$X5.2WN-KZ3)%XMI'>(!(OM--[KR38J5 TX-]K
M?AL\3!,VY5SMAG(Z'$6GSQ:%Q27W%SO5VS%KGC'?#!]D7'G-;WAP[\J*L8SI
MM4JNAC#_QGC$)D>6M-F?CGUCEO;U$:]"D &;M!2!<3S[J1JUGE
MDE*VS*7^LZY6'PE[/L!\R[C$&=.[O?B2QC8!&-,C]H#Z?09Q#4[0Q -7.:D.
MJ9*K?/WY:]=SR/]W%$&HG12FNCY&WA" [M>-65*]N(IJP.P[N6F"AN!UA-S%
MO'2JT;@0@+!I [1 1 JN'($]1GP2CR)B2B
MPHUZ$_EF\D+0!<1IFB'#!WQ6)S""?H '_B1]U@L\&!S?0T_(Q61P1$XBQLA'
MYC,.]KKEP[LCF7*+2%TUU V%.T=80_#,)$5!M:S5H?JV(7S%5 VS#1"UHCF.W:%$W3)@K9,LW]=BS>MQP
MAG,';D&3M?OH>O'K7@]]]&QJ8KVIR3:L 8(K]AS%GYQ-=--1C)/N^VQ*$[=]
M4YO#JDTKBD:,/T-YBF_*LU_E*3#%/+&S*4_2]MG)HM7E\T<1D\N"^CE/- Z2
M&8
YYFT$*&TKHT.$G0#'3*' .O4N6CBH#7Q;.:6BEN#ELSQ](03#\1 1\>
M**Q"*!>.#"C0N7)Q\^!_L;7=UUIWNL6C'>+=:?: V!Z-HK>UO5W3F%.9>.],
MAMW .]G]0L_?GL+I3C IQ"R=QF&Z>ABX<&D.R&V7" &
MX.]@^F:X&>KQZJT;$8 :XGS$KT_Z/'@0 XSX0US1I1%Q6 ^&ECO XW47S4IC
MUD>++G!7KQ0*Y 3A*)W)M9>T,0P#$AKB_G%/A57,-W5-<#IV@V_(XBKA^+D7BH\2A$:.0,3=G:$_FY@[,
MJBTJ8@XO1ZW>!FW%PJ25JN\NU6P,0+&9QVP\>-,/9%9J%#'9"EB=5(;@:8RN
MS%3%Y\8A1^58W@0'EP=VHK#Z@!8\X>S>C> ],!?4MU$@J6WC7G1LC$AW_[RQ'0[V&+RT7;3*=
M=[5JC:EP:#= @GOMD\)V2NL?&%!?@TLKE4]S+K)(3G$OQGJ&=)S.4,O@)(?]))% $X/)V+.DFDK6*6!$HC]'E&.5)_@-;=8/
MR WZ&*T6B09!&.(+<>1-O,"6)WM#Y/#/$<2O % :MJKD%H#"(E3.(J$$OC>!
MYD!##$<$Z5Q_:)/0&T7$4,&RGA*(#3AT"JTLM6S #4 4"V!&\#KV/Z6&H4'4
ML;VH93^]['B$8(G?)*2N [/R@X_^WP]&09WQ$V4@!">. YO!/9@]D%07 R Z
M3/ SEBQR05=-ZT=)\P=P'/'T8P<".%D\'#,!\\-3'NA&+))_%SZ %H73XNK@%_#*#C8U/?!(Y9:%7OD,RV3DB\HTA;#[N9XX'9=0< #U)'.,M9M
MQ&J0'H<(1)^6=B-SW.G1!= 'Q/K,E9(P/?[Z$ QY)1<&[$3AS85!<.3W%))*
M?4HN70ZA%?DPCK959M^NT&I$MW Q%D*YDK$R@;?.DGQC)@E/*:S%D^OT2PHD O[!%<3K
M,8>G7O\TB[;!LL!3M"7=R:)]F3(R3!&=FA^16:C0FD;0WR707'3ZLFB/3MFG773&)3'^>:V9T\/5>(SU5
M4@O%\M;I*577-V>GLM\O/9'GRERZI:D%?3>;LXJ 7VDW4!557=O7-J\X2%M;
MS[*O1=/512>IMWL5S'S4?9;R'!7RERRRN1N*^4/S]G: RZ/T:_'IC._F-?[=
MK,\><*AM3[99>S#\?@@2:CK7P#1H6J]S9O@&(Z>(P.SE2+_ZT
M%8F_V)0 4:GH"F?](*3\SG5E5*P.!&@B1K_G>;K%F39/<>NITS=VS>V#1,K9
M!.%&IB+:<2KBE."' IQ5'L]>/H60#<19$JFR,H>TC5W
M#RN/NF:^=+Y[]F%S3UOC/2'=" 2=R"]G.LDW0!Y7O&RM&VN79K,&&R])$#[QWMY7AU?.B2L^.?<*
MI^K(KY486W]L[IC6LU^A>#W>?-7Z>%6__=)>_SVFQ2.'7F&E$7]NYDI?XG6
M/T?@]L3ID&P%<:>K2GJD98[MJUJZT)ORU +^JX^KF):
MN_GB2U$UM]STMG;_'*#WQ!=?5OM/NGGT#M1+=J%4=K;C]S@.NIQ^JRI9D.R<
MXC>K5GD.?T^JK3G2;K:VM6&3_Z$U8]G9W=/IO/LX:?W '(P3^K],JEM$&-MN
M^3LP2ODH3SZ"=TI^I7[$%E.%Q\S_UZ)7+ *XJ2:+$.SEV-4#8_PM2LY
M,?(O9" : Y?UYDL]Y%FXG)R@'R]]])DOGQR4&Q=[A-.#=.=J]^'^7/U^TOS]
MLEPM91$.'E*M*?XX.!SX+=;JP1*J6>/-QQG5UZ=3]GK@+%^8?4LG94DG+1?D
M9$LGY;N!,X$_ S'T:O\'4$L#!!0 ( &9#B5L<,*%Z;@( #L' 0
M86QX+3(P,C4Q,C U+GAS9,U46V_;(!A]SZ]@?AZ^)5F:J$FEM:LT*;NH:[6^
M31A_3E Q>(";]-\/B%'BMNF4/V"-!
MWSDQE50UQ@M/NY3-DV*KM4%YFH\#+.RJ69I-2561"1Z2+,63G'S TV$^P5F9
MC\OI69FGM'J_FN4%%&,R&6$R*H9X-($I/IND.4['I,A'^=1^E1?=ZIFF:Z@)
MLJT)/=OJ>;0VIIDER6:SB3?#6*I5DJ=IEMQ_6?[PT*C#>NAMH7C #Q.W
M71 - 4[XMH>V_Y@)&E-9)Z[9+$_'$2+&*%:T!J[M5*Z@(BTW\Z@5OUO"6<6@
MM"/GX(;: QQL&Z)68+Z2&G1#*/P]YV* D!L$JQNI#!*O,ON],:$-$=3VMIO>
M4E)BO"F.4MP?#CSL0CC+\3"+M[J,DG^H83_?TVH(O--K\&(::+R2CTD)S(_P
M]?3Z&-PML%OT?:S+H\\;O6
M@IY,%%62P]O@I%&R 648Z$,/>X&U@FH>.1<%]_QJ%,2VD(!XH=\_ ;=M$X"V
M!O;M+O?]! GSU%@);8^!PVY"_W'[G!2GMF\IP$_LVQ%O[3YBY3P*SRH1Y2=A
MF'GZ+-P;ZN<9(0>]N_E\]-[[&MZ4"*E#\A(J)I@W9^J_#.']VWZPM&IH)X<.
M],Z3YRK/]%L-Y3>Q\.OGWNC('>0-(B6J.PK^+-GW[ <&5SFNTI*M(#RK7W9>WC^S[/:N C:RO=VRW5_9
M6V1%.$UQ !UL(1C8V(>18P?0(K9'HI#8*$E_N7UKQS3V<.!"[,8.= ,:P3!
M-D0>CFW7COB_M Z:9\7WM^(FQFL*N+UB73\\7=Q5U?W;Y?+Q\?'-4\SR-R6[
M7=H(.[NNG[PL$US551_-"_2N$(_@;AD43T'+AH[UYFE-%FWM%65:2ZPJSZA+'-.?9U]&JYWMZNEAGJ_N<[IZ[
M8S25A\T9:T45648B2\L76?Z]3VPY(?T#Y5MU%O\@V?$,IQ_
MVVM<*(H@1M2"81BGB+B=>*PR%7VBXJGKH9'1=/K!D
MT]>XI.CIFRS.7@7!3O'=\C4S[6+D1[:8'\U=F;2BYJ(MEVS?1)F,F'C=R-?<
M1>U@39,WM^6/)7_A4LP^X@X4=^IMNR?-^PJV
MRI:RWF3Y95G+;S Y\BF
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MP"C9_QK3[GF#GRX(CYREVZ/]\N/TML-Q)IX#4T1M%T4I\C/2Y?@\\#H] S[)B-.JA29^;."#458P9X=1U,8*H1;&:0NC:Z]$C6
MF"+SA=YFXD1A47W"J\[)/8P"HT@ FU2>)[ONMYFMBT!>9!YU43"%%=?/9J
MHHJ0N5,CC%1-&J D=S(!I[V ,R,EM]/%JF>=/EK7-'E@HLL])7?\G:,RM.(0
MP]BFO"V%)/92RXDC6_F\N4S@R&CM),%.4Q,M:4W&T9KJ5 \M39-Z7QP><&+V
MU6%9P/F^/#Q@I_7UX:%U^FC=,"RN3+M^7L5EYPOX#L408X*A[X=I&*$HC&/E
M$P^MR$>&::L%-F+J$+7=C]-C[$D/&T4[6KA(4S?BI!UI-D"D!IIDR!>8#G(7
M15*R^Y+5ASRN*US1\_*AJ-CS>4DZS0-;!-!(A,=&>_X3*JCH('*X[19#BI+@;CHI+;"=/C7KE5KO1#7;ZNAVRIURJ
MK7%Z$8QZHH%_@TXX;&Y""^P)/'/O&[;7;7HCZR<">U6N*YS_)[N73;AAXL/(
MPQ32("6$H"#Q ^6K=OIE9H9UHPVXN-$P*RV4)JC&]J=AJNK<'%*IL>F(ML/^
M'$"EUGKQE*^>".\%H6=$YJO&S%@*8=%"
MA+0ADXWZ: )IYGH:C4J&S5'L6IK.82/FSX&P:ZJ70,G2B?AM_[O,"FIUK]BC
M$">)#>W4=9R([P_ZCO(%X+TJ,R.XO0.$-OA/F.,J,
M30>R%?7G("DSU@NE=+'Y1;0W_*6=(16Y,$S=!*8^HBF*0C<*E/C]
MN((D<[/?5F@&FN^G%23IMWY90?;W/A2:%>5=Y/O9R>Z9;/-KG66D@B7 JA]\H<8\PS-'H^%(KUZOYJESCZ9(\NQTY![3D8.9S%6234]'
MGV_?D7CT^NSHZ-4?A'S]^_K2>9/+NSEFI3,Q""4J9YF4,Z>W"N
M4BAU;N:$G-5_F^2+!Y-,9Z7C42]E?JOZ8DG4(00!00"X9,@0D[BB'J$AB"\P./VI>M)TR3[?E*]"2C0LY3ZX[7UZ,E\U;!?^K6U:U'&]='_38MD
MEZ&=UAU__7!Y(VRWP^KHZ/UR&&3+W-RJ1\
MN,BJ>-;.V@74$Y8/"SP=%)Z;&90GXZJZ:I NQX-*R_^?'&Z\0\?%P:+
MRJP:O[0#3[-6+O7E+ZY*S!0^,K/&37.Y8916<N6J,Q
MJ"X?H_+LXNJ5E38=8VW91\2OT"2Y/3/4&YNOMQ? !"5Q*&S*D"*D$#$)PN\E
M]!NPK33@#5\#^W-Y8#$\)L9KG"85$UGY$>8-_[47$J%C20+T,%:,21EYG;2P
M"[65%/SA2J$SDX-0PH6M\)KEJ+,=3MNKB@24(&"C*
M, @P[D$8+SK12B?!T'72'\^#D,V[),6/=W.!IG$E9!&)I2^)!HQB:N&I[%;Z
M;".V$D0X=$'LR> @HG\+JPMEN4IT\KAUV;V0P.Y 8AXS(B4%7VJ0 ?(>I/ ,
M?"M=L*'KH@]N!R&22AS\-Q%'%V:'
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MZJ24%\#;/3@U^'YC=V('H8^)IF$EOGJ/C05$3!/@L4\"@<(/. !C?3P#
ML07;3A,#;D%V)_/ :CBW^4Y5.>]="M.&X[Z]*D(<$9?+@/O@"T]T:T1NP+6+
M_H"[D/N3UUO47XT;Y%W:@;.CIP/56_5 _=G1?U!+ P04 " !F0XE;Y&CV
M>GP& #3$@ '@ &5X:&EB:70Y.3$M73&\S]8-,X;(X>W;W+*C#PI?Z^6$A1?;\D\-/^WWZQJ1-*2M/J97"
MRXP:IZHEO =;
ML;S=X_Q:RZ]W2E7U"\GG[X^3VA^L5.:+_7@P^'SGQCHO+WU?:+6L]@-:S.:F
M\D!A8;5]O&7\CDV;Z=1H8_=W!^'O@&?ZN2B57N]_\4:5TM&I7-'D
M57F[QJG?)1 ";/BZZM##A%:5W'C3NG!\6:B%\C2=1O%-F+? UB++$)]^0+K?
M'T0Q\['E0HH82 L?5+DDH3TX+\52_CH0T?MZN4/.IK>&6M,=I+U1?7E0"KL$
MYPOCO2GW1SCB0EJO4J&[8\*)[707C60PJ2^W@W]P_//8+^F55"@W11N?Z#
MS __S'S"S'\C4UDNI*5I+V3V1P&]RLX;9"7#.P+R=W@U?"B?@E2Q.,#A_HM:RT]LO6S>#RBETIK92J:RUQ5HDJYXDW.3L[ETM!K8<_IY.0Q
M%?.^<5[EZ[_)O<<%[?5L/GOY\UF/3H_?TO?'\[/C=]'5WRW?>W12I1%]>?KN
M[/C)[FAR0+,??_F*O,G$FD15F:9*(7N^$)Y0@X5PE'9L920"7T]VXV>#@[(C
MS=X@#7L8M'/7A*[K=&6$FY,9ZVF217F+KF#6TVD#9I$%M5T4^-E!50LHR\
M@ZY&]*:0F, RZ7S?5'J-Y:(BY0@0SUZ]F%.M&T=)!/'H4=I8"Z-8-8HF"0;@
M/97"-]C.]J]2/!GL#:*/C^FCQ?._2(7;F5X+E5%F5A4MUO19LA>-:!,X#UYK
MJXQ%4*>3K8E ;TB A;'7W-^D.XZ&H\\#N2NDB$L+F36:$\=T;)/9(CM.6D'Y
MWQ/>E1(&G<+/P%D!;?KFZ_Q]@\VH>F#:OT,E!Z].GTS.WH3M.G?P?'AT'X[F[^C[V:G9\>GCVQU\633
MZA12H@KWD7']$1>HOP[ZRV00?T6CR;@_&0WCCXC^/X9[\A#N..&@(^\%DCX4
M"U<)=YV*AR I!>0'I-]:U*KI"WT*<.>(X
M.#K_;>_(&/"[DVW7JQ4!KZRYQQ0EJC"0T3N#.5^HB.
M-K>-'KGK\Z[@B>WV:;D/Y+I)?;,5)%XN05+J0]Q5E>LPR^V3 6SH_"#AO4TX
M>"LW#]%%,A6NP%EFA>=N'&YN)=6?SFZ)[&+0@2_$A<1'UMV@UH$ 5362R0B3
M'41D(A(7)[&]I38+H7M4!2C\9.4R/ 4[?--#4X0I4W+I\-BU8]#3<^FOB=GN
MH.TTK\6_99B5>D=B!*Z&;CB*:H?R@+4[^UK \K; +*=&6
M'.)T;[5Y;]6B\6*A0UI!D0"7"QVYZEA1TI"YFV*0A=!Y**M./!!-O&1HE:LK
M#Q2SZ965*%M<>MFG5#0A&^WZPZ[C3+S&2-1RN, &.^@=KF7U[LO7]H\PM7&A
M)O>MY J^D'?^+--=%P;76\3"&8W&=FO+G7>R&Y_MCTI/PX]9?P!02P$"% ,4
M " !F0XE;A+SO^'41 #DAP $ @ $ 86QX+3(P
M,C4Q,C U+FAT;5!+ 0(4 Q0 ( &9#B5L<,*%Z;@( #L' 0
M " :,1 !A;'@M,C R-3$R,#4N>'-D4$L! A0#% @ 9D.)6])_
M?(9 "0 ?54 !0 ( !/Q0 &%L>"TR,#(U,3(P-5]L86(N
M>&UL4$L! A0#% @ 9D.)6QBU)A_H!0 (#$ !0 ( !
ML1T &%L>"TR,#(U,3(P-5]P&UL4$L! A0#% @ 9D.)6^1H]GI\
M!@ TQ( !X ( !RR, &5X:&EB:70Y.3$M
XML
16
alx-20251205_htm.xml
IDEA: XBRL DOCUMENT
0000003499
2025-12-05
2025-12-05
0000003499
false
8-K
2025-12-05
ALEXANDERS INC
DE
001-06064
51-0100517
210 Route 4 East
Paramus,
NJ
07652
201
587-8541
false
false
false
false
Common Stock, $1 par value per share
ALX
NYSE
false