XML 43 R29.htm IDEA: XBRL DOCUMENT
v3.4.0.3

Stock-Based Compensation (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2016
Stock-Based Compensation Expense | The following table presents stock-based compensation expense included in the Company’s consolidated statements of comprehensive income (loss):
|  | Three Months Ended March 31, |
|  | 2016 |  |  | 2015 |
Cost of product revenue |  | $ | 60 |  |  | $ | 43 |
Research and development |  |  | 80 |  |  |  | 69 |
Selling, general and administrative |  |  | 782 |  |  |  | 590 |
Total |  | $ | 922 |  |  | $ | 702 |
Summary of Option Activity | Information regarding option activity for the three months ended March 31, 2016 under the Plans is summarized below:
|  | Options Outstanding |  |  | Weighted- Average Exercise Price Per Share |  |  | Weighted- Average Remaining Contractual Term (in years) |  |  | Aggregate Intrinsic Value (in thousands) |
Options outstanding at January 1, 2016 |  |  | 1,240,935 |  |  | $ | 10.44 |  |  |  |  |  |  |  |  |
Granted |  |  | 244,220 |  |  |  | 13.44 |  |  |  |  |  |  |  |  |
Exercised |  |  | (113,747 | ) |  |  | 6.86 |  |  |  |  |  |  |  |  |
Forfeited/Cancelled |  |  | (58,900 | ) |  |  | 6.15 |  |  |  |  |  |  |  |  |
Options outstanding at March 31, 2016 |  |  | 1,312,508 |  |  | $ | 11.50 |  |  |  | 7.34 |  |  | $ | 20,679 |
Options exercisable at March 31, 2016 |  |  | 517,769 |  |  | $ | 7.91 |  |  |  | 5.11 |  |  | $ | 9,792 |
Vested and expected to vest at March 31, 2016 (1) |  |  | 1,221,408 |  |  | $ | 11.61 |  |  |  | 7.26 |  |  | $ | 19,133 |
(1) | This represents the number of vested options as of March 31, 2016 plus the number of unvested options expected to vest as of March 31, 2016 based on the unvested outstanding options at March 31, 2016 adjusted for estimated forfeiture rates of 8% for awards granted to non-executive level employees and 3% for awards granted to executive level employees.

X
- Definition Tabular disclosure of the allocation of equity-based compensation costs to a given line item on the balance sheet and income statement for the period. This may include the reporting line for the costs and the amount capitalized and expensed. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 14.F) -URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 14 -Section F + Details
Name: | us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
Name: | us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration