XML 32 R20.htm IDEA: XBRL DOCUMENT
v3.7.0.1

Summary Of Significant Accounting Policies (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2016
Summary Of Significant Accounting Policies [Abstract] |
Numerators And Denominators In The Calculation Of Basic And Diluted Net Loss Per Share |
﻿ |  |  |  |  |  |  |  |
﻿ |  |  |  |  |  |  |  |
﻿ | Years ended December 31,
﻿ | 2016 |  | 2015 |  | 2014
﻿Numerator: |  |  |  |  |  |  |  |
﻿Net loss | $ | (14,850) |  | $ | (14,145) |  | $ | (12,386)
﻿Denominator: |  |  |  |  |  |  |  |
﻿Shares used in computing net loss per share, basic and diluted |  | 45,638 |  |  | 45,356 |  |  | 45,269
﻿Net loss per share, basic and diluted | $ | (0.33) |  | $ | (0.31) |  | $ | (0.27)
﻿Dilutive common shares excluded from net loss per share, diluted |  | 17,745 |  |  | 17,421 |  |  | 10,625
﻿ |  |  |  |  |  |  |  |
﻿

X
- References No definition available. + Details
Name: | us-gaap_AccountingPoliciesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
Name: | us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration