Stock Plans and Stock-Based Compensation - Additional Information (Detail) - 2013 Equity Incentive Plan [Member] - shares |
Jan. 01, 2015 |
Sep. 30, 2015 |
|---|---|---|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||
| Increased in shares available for issuance | 734,805 | |
| Share based compensation arrangement number of issued options | 1,754,350 |
| X | ||||||||||
- Definition Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant Period Increase Decrease No definition available.
|
| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
|
| X | ||||||||||
- Definition The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Details
|