3.22.4
html
1
20
1
false
0
0
false
0
false
false
R1.htm
000 - Document - Document And Entity Information
Sheet
http://www.prkr.com/20230207/role/statement-document-and-entity-information
Document And Entity Information
Cover
1
false
false
All Reports
Book
All Reports
prkr20230206_8k.htm
prkr-20230207.xsd
prkr-20230207_def.xml
prkr-20230207_lab.xml
prkr-20230207_pre.xml
http://xbrl.sec.gov/dei/2021q4
true
false