XML 40 R28.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Stock-Based Compensation (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2018
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] |
Schedule of Share-based Compensation, Restricted Stock Units Award Activity | A summary of the Company's restricted stock unit activity for the nine months ended September 30, 2018 is as follows:
| Unvested Restricted Stock Units |  | Weighted Average Grant Date Price Per Share (a)
Outstanding as of January 1, 2018 | 1,535,505 |  |  | $3.19
Shares granted | 1,892,903 |  |  | $3.14
Shares vested | (190,117 | ) |  | $3.28
Shares forfeited | (427,970 | ) |  | $3.20
Outstanding at September 30, 2018 | 2,810,321 |  |  | $3.16
(a) | On an annual basis, the Company engages an independent third-party valuation advisory consulting firm to estimate the per share value of the Company's common stock on a fully diluted basis.

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

X
- Definition Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationRestrictedStockUnitsAwardActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration