XML 39 R23.htm IDEA: XBRL DOCUMENT
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Note 1 - Nature of the Business (Details) (USD $) | 0 Months Ended |  |
--- | --- | --- | ---
Oct. 01, 2014 | Nov. 10, 2014 | Sep. 30, 2014 | Dec. 31, 2013
Series A Preferred Stock [Member] | Preferred Stock [Member] | Subsequent Event [Member] | Reverse Stock Split [Member] |  |  |  |
Note 1 - Nature of the Business (Details) [Line Items] |  |  |  |
Stockholders' Equity Note, Stock Split, Conversion Ratio | 4.86 us-gaap_StockholdersEquityNoteStockSplitConversionRatio1 / us-gaap_NonmonetaryTransactionTypeAxis = xene_ReverseStockSplitMember / us-gaap_StatementClassOfStockAxis = us-gaap_SeriesAPreferredStockMember / us-gaap_StatementEquityComponentsAxis = us-gaap_PreferredStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |  |
Series A Preferred Stock [Member] | Subsequent Event [Member] |  |  |  |
Note 1 - Nature of the Business (Details) [Line Items] |  |  |  |
Conversion of Stock, Shares Issued | 1,151,468 us-gaap_ConversionOfStockSharesIssued1 / us-gaap_StatementClassOfStockAxis = us-gaap_SeriesAPreferredStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |  |
Preferred Stock, Shares Outstanding | 1,151,468 us-gaap_PreferredStockSharesOutstanding / us-gaap_StatementClassOfStockAxis = us-gaap_SeriesAPreferredStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |  |
Series A Preferred Stock [Member] |  |  |  |
Note 1 - Nature of the Business (Details) [Line Items] |  |  |  |
Preferred Stock, Shares Outstanding |  |  | 1,151,468 us-gaap_PreferredStockSharesOutstanding / us-gaap_StatementClassOfStockAxis = us-gaap_SeriesAPreferredStockMember | 1,151,468 us-gaap_PreferredStockSharesOutstanding / us-gaap_StatementClassOfStockAxis = us-gaap_SeriesAPreferredStockMember
Series B Preferred Stock [Member] | Preferred Stock [Member] | Subsequent Event [Member] | Reverse Stock Split [Member] |  |  |  |
Note 1 - Nature of the Business (Details) [Line Items] |  |  |  |
Stockholders' Equity Note, Stock Split, Conversion Ratio | 4.86 us-gaap_StockholdersEquityNoteStockSplitConversionRatio1 / us-gaap_NonmonetaryTransactionTypeAxis = xene_ReverseStockSplitMember / us-gaap_StatementClassOfStockAxis = us-gaap_SeriesBPreferredStockMember / us-gaap_StatementEquityComponentsAxis = us-gaap_PreferredStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |  |
Series B Preferred Stock [Member] | Subsequent Event [Member] |  |  |  |
Note 1 - Nature of the Business (Details) [Line Items] |  |  |  |
Conversion of Stock, Shares Issued | 994,885 us-gaap_ConversionOfStockSharesIssued1 / us-gaap_StatementClassOfStockAxis = us-gaap_SeriesBPreferredStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |  |
Preferred Stock, Shares Outstanding | 994,885 us-gaap_PreferredStockSharesOutstanding / us-gaap_StatementClassOfStockAxis = us-gaap_SeriesBPreferredStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |  |
Series B Preferred Stock [Member] |  |  |  |
Note 1 - Nature of the Business (Details) [Line Items] |  |  |  |
Preferred Stock, Shares Outstanding |  |  | 994,885 us-gaap_PreferredStockSharesOutstanding / us-gaap_StatementClassOfStockAxis = us-gaap_SeriesBPreferredStockMember | 994,885 us-gaap_PreferredStockSharesOutstanding / us-gaap_StatementClassOfStockAxis = us-gaap_SeriesBPreferredStockMember
Series E Preferred Stock [Member] | Preferred Stock [Member] | Subsequent Event [Member] | Reverse Stock Split [Member] |  |  |  |
Note 1 - Nature of the Business (Details) [Line Items] |  |  |  |
Stockholders' Equity Note, Stock Split, Conversion Ratio | 4.86 us-gaap_StockholdersEquityNoteStockSplitConversionRatio1 / us-gaap_NonmonetaryTransactionTypeAxis = xene_ReverseStockSplitMember / us-gaap_StatementClassOfStockAxis = us-gaap_SeriesEPreferredStockMember / us-gaap_StatementEquityComponentsAxis = us-gaap_PreferredStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |  |
Series E Preferred Stock [Member] | Subsequent Event [Member] |  |  |  |
Note 1 - Nature of the Business (Details) [Line Items] |  |  |  |
Conversion of Stock, Shares Issued | 5,579,571 us-gaap_ConversionOfStockSharesIssued1 / us-gaap_StatementClassOfStockAxis = us-gaap_SeriesEPreferredStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |  |
Preferred Stock, Shares Outstanding | 4,322,126 us-gaap_PreferredStockSharesOutstanding / us-gaap_StatementClassOfStockAxis = us-gaap_SeriesEPreferredStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |  |
Series E Preferred Stock [Member] |  |  |  |
Note 1 - Nature of the Business (Details) [Line Items] |  |  |  |
Preferred Stock, Shares Outstanding |  |  | 4,322,126 us-gaap_PreferredStockSharesOutstanding / us-gaap_StatementClassOfStockAxis = us-gaap_SeriesEPreferredStockMember | 4,322,126 us-gaap_PreferredStockSharesOutstanding / us-gaap_StatementClassOfStockAxis = us-gaap_SeriesEPreferredStockMember
IPO [Member] | Subsequent Event [Member] |  |  |  |
Note 1 - Nature of the Business (Details) [Line Items] |  |  |  |
Stock Issued During Period, Shares, New Issues |  | 4,600,000 us-gaap_StockIssuedDuringPeriodSharesNewIssues / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember / us-gaap_SubsidiarySaleOfStockAxis = us-gaap_IPOMember |  |
Share Price (in Dollars per share) |  | $ 9.00 us-gaap_SharePrice / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember / us-gaap_SubsidiarySaleOfStockAxis = us-gaap_IPOMember |  |
Private Placement [Member] | Common Stock [Member] | Subsequent Event [Member] | Genetech Affiliate [Member] |  |  |  |
Note 1 - Nature of the Business (Details) [Line Items] |  |  |  |
Stock Issued During Period, Shares, New Issues |  | 495,000 us-gaap_StockIssuedDuringPeriodSharesNewIssues / us-gaap_AccountsNotesLoansAndFinancingReceivablesByLegalEntityOfCounterpartyTypeAxis = xene_GenetechAffiliateMember / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember / us-gaap_SubsidiarySaleOfStockAxis = us-gaap_PrivatePlacementMember |  |
Share Price (in Dollars per share) |  | $ 9.00 us-gaap_SharePrice / us-gaap_AccountsNotesLoansAndFinancingReceivablesByLegalEntityOfCounterpartyTypeAxis = xene_GenetechAffiliateMember / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember / us-gaap_SubsidiarySaleOfStockAxis = us-gaap_PrivatePlacementMember |  |
Common Stock [Member] | Converted from Convertible Preferred Shares [Member] | Subsequent Event [Member] |  |  |  |
Note 1 - Nature of the Business (Details) [Line Items] |  |  |  |
Conversion of Stock, Shares Issued |  | 7,725,924 us-gaap_ConversionOfStockSharesIssued1 / us-gaap_ConversionOfStockByUniqueDescriptionAxis = xene_ConvertedFromConvertiblePreferredSharesMember / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |
Common Stock [Member] | Converted from Subscription Rights [Member] | Subsequent Event [Member] |  |  |  |
Note 1 - Nature of the Business (Details) [Line Items] |  |  |  |
Conversion of Stock, Shares Issued |  | 10,200 us-gaap_ConversionOfStockSharesIssued1 / us-gaap_ConversionOfStockByUniqueDescriptionAxis = xene_ConvertedFromSubscriptionRightsMember / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |
Common Stock [Member] | Subsequent Event [Member] | Reverse Stock Split [Member] |  |  |  |
Note 1 - Nature of the Business (Details) [Line Items] |  |  |  |
Stockholders' Equity Note, Stock Split, Conversion Ratio | 4.86 us-gaap_StockholdersEquityNoteStockSplitConversionRatio1 / us-gaap_NonmonetaryTransactionTypeAxis = xene_ReverseStockSplitMember / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |  |
Common Stock [Member] | Subsequent Event [Member] |  |  |  |
Note 1 - Nature of the Business (Details) [Line Items] |  |  |  |
Preferred Stock, Shares Subscribed but Unissued |  | 10,200 us-gaap_PreferredStockShareSubscriptions / us-gaap_StatementEquityComponentsAxis = us-gaap_CommonStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |
Subsequent Event [Member] |  |  |  |
Note 1 - Nature of the Business (Details) [Line Items] |  |  |  |
Conversion of Stock, Shares Issued | 7,725,924 us-gaap_ConversionOfStockSharesIssued1 / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |  |
Preferred Stock, Shares Subscribed but Unissued |  | 0 us-gaap_PreferredStockShareSubscriptions / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |
Preferred Stock, Shares Outstanding | 6,468,479 us-gaap_PreferredStockSharesOutstanding / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember | 0 us-gaap_PreferredStockSharesOutstanding / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |

X
- Definition The number of new shares issued in the conversion of stock in a noncash (or part noncash) transaction. Noncash is defined as transactions during a period that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4332-108586 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4313-108586 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4304-108586 + Details
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- Definition Aggregate share number for all nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) held by stockholders. Does not include preferred shares that have been repurchased. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.28) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29 -Article 5 + Details
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- Definition The number of nonredeemable preferred stock (shares) (or preferred stock redeemable solely at the option of the issuer) allocated to investors to buy shares of a new issue of preferred stock before they are offered to the public. When stock is sold on a subscription basis, the issuer does not initially receive the total proceeds. In general, the issuer does not issue the shares to the investor until it receives the entire proceeds. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.28) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29 -Article 5 + Details
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- Definition Ratio applied to the conversion of stock split, for example but not limited to, one share converted to two or two shares converted to one. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Stock Split -URI http://asc.fasb.org/extlink&oid=6525746 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SAB TOPIC 4.C) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187143-122770 + Details
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