| Date | Form | Description | XBRL | Pages | 
|---|---|---|---|---|
| 03/03/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 03/03/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/28/17 | 8-K | Form 8-K: Current report filing | 52 | |
| 02/24/17 | S-8 | Form S-8: Initial registration statement for securities to be offered to employees pursuant to employee benefit plans | 7 | |
| 02/24/17 | 10-K | Form 10-K: Annual report pursuant to Section 13 and 15(d) | 
                                            
                             | 
                  145 | 
| 02/21/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/21/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/21/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/21/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 | |
| 02/21/17 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 1 |