XML 41 R22.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Fair Value Measurements (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2018
Fair Value Disclosures [Abstract] |
Summary of fair values of financial assets | The following table sets forth the Company’s financial assets measured at fair value on a recurring basis as of March 31, 2018 and December 31, 2017, based on the three-tier fair value hierarchy (in thousands):
As of March 31, 2018 |  | Level 1 |  | Level 2 |  | Total
Money market funds |  | $ | 3,788 |  |  | $ | — |  |  | $ | 3,788 |
|  | 3,788 |  |  | $ | — |  |  | $ | 3,788 |
As of December 31, 2017 |  | Level 1 |  | Level 2 |  | Total
Money market funds |  | $ | 3,776 |  |  | $ | — |  |  | $ | 3,776 |
|  | $ | 3,776 |  |  | $ | — |  |  | $ | 3,776 |

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

X
- Definition Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19190-110258 + Details
Name: | us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration