<SEC-DOCUMENT>0001564590-20-018661-index.html : 20200427
<SEC-HEADER>0001564590-20-018661.hdr.sgml : 20200427
<ACCEPTANCE-DATETIME>20200427060554
ACCESSION NUMBER:		0001564590-20-018661
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		31
CONFORMED PERIOD OF REPORT:	20200427
ITEM INFORMATION:		Results of Operations and Financial Condition
ITEM INFORMATION:		Regulation FD Disclosure
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20200427
DATE AS OF CHANGE:		20200427

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ARMSTRONG WORLD INDUSTRIES INC
		CENTRAL INDEX KEY:			0000007431
		STANDARD INDUSTRIAL CLASSIFICATION:	PLASTICS PRODUCTS, NEC [3089]
		IRS NUMBER:				230366390
		STATE OF INCORPORATION:			PA
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-02116
		FILM NUMBER:		20817085

	BUSINESS ADDRESS:	
		STREET 1:		2500 COLUMBIA AVE
		CITY:			LANCASTER
		STATE:			PA
		ZIP:			17603
		BUSINESS PHONE:		7173970611

	MAIL ADDRESS:	
		STREET 1:		2500 COLUMBIA AVE
		CITY:			LANCASTER
		STATE:			PA
		ZIP:			17603

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ARMSTRONG CORK CO
		DATE OF NAME CHANGE:	19800611
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>awi-8k_20200427.htm
<DESCRIPTION>8-K
<TEXT>
Document 1 - file: awi-8k_20200427.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>awi-ex991_7.htm
<DESCRIPTION>EX-99.1
<TEXT>
Document 2 - file: awi-ex991_7.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.2
<SEQUENCE>3
<FILENAME>awi-ex992_6.htm
<DESCRIPTION>EX-99.2
<TEXT>
Document 3 - file: awi-ex992_6.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>gmjekgjlcdki000012.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: gmjekgjlcdki000012.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>gmjekgjlcdki000014.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 5 - file: gmjekgjlcdki000014.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>gzwpzsgptnhb000002.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 6 - file: gzwpzsgptnhb000002.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>7
<FILENAME>gmjekgjlcdki000011.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 7 - file: gmjekgjlcdki000011.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>8
<FILENAME>gmjekgjlcdki000005.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 8 - file: gmjekgjlcdki000005.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>9
<FILENAME>gmjekgjlcdki000003.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 9 - file: gmjekgjlcdki000003.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>10
<FILENAME>gmjekgjlcdki000010.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 10 - file: gmjekgjlcdki000010.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>11
<FILENAME>gmjekgjlcdki000009.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 11 - file: gmjekgjlcdki000009.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>12
<FILENAME>gmjekgjlcdki000015.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 12 - file: gmjekgjlcdki000015.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>13
<FILENAME>gmjekgjlcdki000008.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 13 - file: gmjekgjlcdki000008.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>14
<FILENAME>gmjekgjlcdki000001.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 14 - file: gmjekgjlcdki000001.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>15
<FILENAME>gmjekgjlcdki000007.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 15 - file: gmjekgjlcdki000007.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>16
<FILENAME>gmjekgjlcdki000013.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 16 - file: gmjekgjlcdki000013.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>17
<FILENAME>gmjekgjlcdki000006.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 17 - file: gmjekgjlcdki000006.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>18
<FILENAME>gzwpzsgptnhb000001.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 18 - file: gzwpzsgptnhb000001.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>19
<FILENAME>gmjekgjlcdki000002.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 19 - file: gmjekgjlcdki000002.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>20
<FILENAME>gmjekgjlcdki000004.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 20 - file: gmjekgjlcdki000004.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.SCH
<SEQUENCE>21
<FILENAME>awi-20200427.xsd
<DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA
<TEXT>
Document 21 - file: awi-20200427.xsd

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.LAB
<SEQUENCE>22
<FILENAME>awi-20200427_lab.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION LABEL LINKBASE
<TEXT>
Document 22 - file: awi-20200427_lab.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.PRE
<SEQUENCE>23
<FILENAME>awi-20200427_pre.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE
<TEXT>
Document 23 - file: awi-20200427_pre.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>25
<FILENAME>Show.js
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 25 - file: Show.js

</DOCUMENT>
<DOCUMENT>
<TYPE>EXCEL
<SEQUENCE>26
<FILENAME>Financial_Report.xlsx
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 26 - file: Financial_Report.xlsx

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>27
<FILENAME>report.css
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 27 - file: report.css

</DOCUMENT>
<DOCUMENT>
<TYPE>ZIP
<SEQUENCE>28
<FILENAME>0001564590-20-018661-xbrl.zip
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 28 - file: 0001564590-20-018661-xbrl.zip

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>29
<FILENAME>awi-8k_20200427_htm.xml
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 29 - file: awi-8k_20200427_htm.html

Document 29 - RAW XML: awi-8k_20200427_htm.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>JSON
<SEQUENCE>30
<FILENAME>MetaLinks.json
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 30 - file: MetaLinks.json

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>31
<FILENAME>FilingSummary.xml
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 31 - file: FilingSummary.html

Document 31 - RAW XML: FilingSummary.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>32
<FILENAME>R1.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 32 - file: R1.htm

</DOCUMENT>
</SEC-DOCUMENT>