    <SEC-DOCUMENT>0000914475-23-000013-index.html : 20230210
    <SEC-HEADER>0000914475-23-000013.hdr.sgml : 20230210
    <ACCEPTANCE-DATETIME>20230210160252
    ACCESSION NUMBER:		0000914475-23-000013
    CONFORMED SUBMISSION TYPE:	8-K
    PUBLIC DOCUMENT COUNT:		53
    CONFORMED PERIOD OF REPORT:	20230210
    ITEM INFORMATION:		Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year
    ITEM INFORMATION:		Financial Statements and Exhibits
    FILED AS OF DATE:		20230210
    DATE AS OF CHANGE:		20230210

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			NEUROCRINE BIOSCIENCES INC
    		CENTRAL INDEX KEY:			0000914475
    		STANDARD INDUSTRIAL CLASSIFICATION:	BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
    		IRS NUMBER:				330525145
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		8-K
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	000-22705
    		FILM NUMBER:		23611707

    	BUSINESS ADDRESS:
    		STREET 1:		12780 EL CAMINO REAL
    		CITY:			SAN DIEGO
    		STATE:			CA
    		ZIP:			92130
    		BUSINESS PHONE:		(858) 617-7600

    	MAIL ADDRESS:
    		STREET 1:		12780 EL CAMINO REAL
    		CITY:			SAN DIEGO
    		STATE:			CA
    		ZIP:			92130
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>8-K
    <SEQUENCE>1
    <FILENAME>nbix-20230210.htm
    <DESCRIPTION>8-K
    <TEXT>
    Document 1 - file: nbix-20230210.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-3.1
    <SEQUENCE>2
    <FILENAME>exhibit31.htm
    <DESCRIPTION>EX-3.1
    <TEXT>
    Document 2 - file: exhibit31.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.SCH
    <SEQUENCE>3
    <FILENAME>nbix-20230210.xsd
    <DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT
    <TEXT>
    Document 3 - file: nbix-20230210.xsd

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    <DOCUMENT>
    <TYPE>EX-101.LAB
    <SEQUENCE>4
    <FILENAME>nbix-20230210_lab.xml
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    Document 4 - file: nbix-20230210_lab.xml

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    <SEQUENCE>5
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    <DESCRIPTION>XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT
    <TEXT>
    Document 5 - file: nbix-20230210_pre.xml

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>6
    <FILENAME>exhibit31001.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 6 - file: exhibit31001.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>exhibit31002.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 7 - file: exhibit31002.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>8
    <FILENAME>exhibit31003.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 8 - file: exhibit31003.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>9
    <FILENAME>exhibit31004.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 9 - file: exhibit31004.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>10
    <FILENAME>exhibit31005.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 10 - file: exhibit31005.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>11
    <FILENAME>exhibit31006.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 11 - file: exhibit31006.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>12
    <FILENAME>exhibit31007.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 12 - file: exhibit31007.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>13
    <FILENAME>exhibit31008.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 13 - file: exhibit31008.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>14
    <FILENAME>exhibit31009.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 14 - file: exhibit31009.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>15
    <FILENAME>exhibit31010.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 15 - file: exhibit31010.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>16
    <FILENAME>exhibit31011.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 16 - file: exhibit31011.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>17
    <FILENAME>exhibit31012.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 17 - file: exhibit31012.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>18
    <FILENAME>exhibit31013.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 18 - file: exhibit31013.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>19
    <FILENAME>exhibit31014.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 19 - file: exhibit31014.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>20
    <FILENAME>exhibit31015.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 20 - file: exhibit31015.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>21
    <FILENAME>exhibit31016.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 21 - file: exhibit31016.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>22
    <FILENAME>exhibit31017.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 22 - file: exhibit31017.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>23
    <FILENAME>exhibit31018.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 23 - file: exhibit31018.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>24
    <FILENAME>exhibit31019.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 24 - file: exhibit31019.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>25
    <FILENAME>exhibit31020.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 25 - file: exhibit31020.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>26
    <FILENAME>exhibit31021.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 26 - file: exhibit31021.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>27
    <FILENAME>exhibit31022.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 27 - file: exhibit31022.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>28
    <FILENAME>exhibit31023.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 28 - file: exhibit31023.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>29
    <FILENAME>exhibit31024.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 29 - file: exhibit31024.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>30
    <FILENAME>exhibit31025.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 30 - file: exhibit31025.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>31
    <FILENAME>exhibit31026.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 31 - file: exhibit31026.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>32
    <FILENAME>exhibit31027.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 32 - file: exhibit31027.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>33
    <FILENAME>exhibit31028.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 33 - file: exhibit31028.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>34
    <FILENAME>exhibit31029.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 34 - file: exhibit31029.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>35
    <FILENAME>exhibit31030.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 35 - file: exhibit31030.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>36
    <FILENAME>exhibit31031.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 36 - file: exhibit31031.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>37
    <FILENAME>exhibit31032.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 37 - file: exhibit31032.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>38
    <FILENAME>exhibit31033.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 38 - file: exhibit31033.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>39
    <FILENAME>exhibit31034.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 39 - file: exhibit31034.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>40
    <FILENAME>exhibit31035.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 40 - file: exhibit31035.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>41
    <FILENAME>exhibit31036.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 41 - file: exhibit31036.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>42
    <FILENAME>exhibit31037.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 42 - file: exhibit31037.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>43
    <FILENAME>exhibit31038.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 43 - file: exhibit31038.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>44
    <FILENAME>exhibit31039.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 44 - file: exhibit31039.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>45
    <FILENAME>nbix-20230210_g1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 45 - file: nbix-20230210_g1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>46
    <FILENAME>R1.htm
    <DESCRIPTION>IDEA: XBRL DOCUMENT
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    Document 46 - file: R1.htm

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    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>47
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    <DESCRIPTION>IDEA: XBRL DOCUMENT
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    Document 47 - file: nbix-20230210_htm.html

    Document 47 - RAW XML: nbix-20230210_htm.xml

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    <DOCUMENT>
    <TYPE>EXCEL
    <SEQUENCE>48
    <FILENAME>Financial_Report.xlsx
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 48 - file: Financial_Report.xlsx

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    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>49
    <FILENAME>Show.js
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    <TEXT>
    Document 49 - file: Show.js

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    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>50
    <FILENAME>report.css
    <DESCRIPTION>IDEA: XBRL DOCUMENT
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    Document 50 - file: report.css

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    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>51
    <FILENAME>FilingSummary.xml
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    <TEXT>
    Document 51 - file: FilingSummary.html

    Document 51 - RAW XML: FilingSummary.xml

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    <TYPE>JSON
    <SEQUENCE>53
    <FILENAME>MetaLinks.json
    <DESCRIPTION>IDEA: XBRL DOCUMENT
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    Document 53 - file: MetaLinks.json

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    <TYPE>ZIP
    <SEQUENCE>54
    <FILENAME>0000914475-23-000013-xbrl.zip
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    Document 54 - file: 0000914475-23-000013-xbrl.zip

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