<SEC-DOCUMENT>0000105770-20-000074-index.html : 20201209
<SEC-HEADER>0000105770-20-000074.hdr.sgml : 20201209
<ACCEPTANCE-DATETIME>20201209075448
ACCESSION NUMBER:		0000105770-20-000074
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		17
CONFORMED PERIOD OF REPORT:	20201208
ITEM INFORMATION:		Regulation FD Disclosure
ITEM INFORMATION:		Other Events
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20201209
DATE AS OF CHANGE:		20201209

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			WEST PHARMACEUTICAL SERVICES INC
		CENTRAL INDEX KEY:			0000105770
		STANDARD INDUSTRIAL CLASSIFICATION:	FABRICATED RUBBER PRODUCTS, NEC [3060]
		IRS NUMBER:				231210010
		STATE OF INCORPORATION:			PA
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-08036
		FILM NUMBER:		201376923

	BUSINESS ADDRESS:	
		STREET 1:		530 HERMAN O. WEST DRIVE
		CITY:			EXTON
		STATE:			PA
		ZIP:			19341
		BUSINESS PHONE:		6105942900

	MAIL ADDRESS:	
		STREET 1:		530 HERMAN O. WEST DRIVE
		CITY:			EXTON
		STATE:			PA
		ZIP:			19341

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	WEST CO INC
		DATE OF NAME CHANGE:	19990405
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>wst-20201208.htm
<DESCRIPTION>8-K
<TEXT>
Document 1 - file: wst-20201208.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>exh991pressreleasedece.htm
<DESCRIPTION>EX-99.1
<TEXT>
Document 2 - file: exh991pressreleasedece.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.SCH
<SEQUENCE>3
<FILENAME>wst-20201208.xsd
<DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT
<TEXT>
Document 3 - file: wst-20201208.xsd

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.CAL
<SEQUENCE>4
<FILENAME>wst-20201208_cal.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT
<TEXT>
Document 4 - file: wst-20201208_cal.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.DEF
<SEQUENCE>5
<FILENAME>wst-20201208_def.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT
<TEXT>
Document 5 - file: wst-20201208_def.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.LAB
<SEQUENCE>6
<FILENAME>wst-20201208_lab.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT
<TEXT>
Document 6 - file: wst-20201208_lab.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.PRE
<SEQUENCE>7
<FILENAME>wst-20201208_pre.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT
<TEXT>
Document 7 - file: wst-20201208_pre.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>8
<FILENAME>exh991logo1a.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 8 - file: exh991logo1a.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>9
<FILENAME>wst-20201208_g1.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 9 - file: wst-20201208_g1.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>10
<FILENAME>wst-20201208_htm.xml
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 10 - file: wst-20201208_htm.html

Document 10 - RAW XML: wst-20201208_htm.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>11
<FILENAME>R1.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 11 - file: R1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EXCEL
<SEQUENCE>12
<FILENAME>Financial_Report.xlsx
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 12 - file: Financial_Report.xlsx

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>13
<FILENAME>Show.js
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 13 - file: Show.js

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>14
<FILENAME>report.css
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 14 - file: report.css

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>15
<FILENAME>FilingSummary.xml
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 15 - file: FilingSummary.html

Document 15 - RAW XML: FilingSummary.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>JSON
<SEQUENCE>17
<FILENAME>MetaLinks.json
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 17 - file: MetaLinks.json

</DOCUMENT>
<DOCUMENT>
<TYPE>ZIP
<SEQUENCE>18
<FILENAME>0000105770-20-000074-xbrl.zip
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 18 - file: 0000105770-20-000074-xbrl.zip

</DOCUMENT>
</SEC-DOCUMENT>