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Note 8 - Customer and Geographic Information (Details) - Long-lived Assets, by Geographical Areas (USD $) In Thousands, unless otherwise specified | Mar. 31, 2014 | Dec. 31, 2013
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Note 8 - Customer and Geographic Information (Details) - Long-lived Assets, by Geographical Areas [Line Items] |  |
Long-lived assets net, by geographical areas | $ 7,582 | $ 7,064
North America [Member] |  |
Note 8 - Customer and Geographic Information (Details) - Long-lived Assets, by Geographical Areas [Line Items] |  |
Long-lived assets net, by geographical areas | 7,102 | 6,578
Asia [Member] |  |
Note 8 - Customer and Geographic Information (Details) - Long-lived Assets, by Geographical Areas [Line Items] |  |
Long-lived assets net, by geographical areas | 354 | 364
Europe [Member] |  |
Note 8 - Customer and Geographic Information (Details) - Long-lived Assets, by Geographical Areas [Line Items] |  |
Long-lived assets net, by geographical areas | $ 126 | $ 122

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- Details
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Namespace Prefix: | pdfs_
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Balance Type: | na
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- Definition Sum of the carrying amounts as of the balance sheet date of all assets that are expected to be realized in cash, sold or consumed after one year or beyond the normal operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 18 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.10-17) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | debit
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