| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 06/22/17 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 06/13/17 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 06/12/17 | 8-K | Current report filing | 
       
   | 
  3 | |
| 06/09/17 | 8-K | Current report filing | 
       
   | 
  6 | |
| 05/31/17 | 8-K | Current report filing | 
       
   | 
  13 | |
| 05/15/17 | 10-Q | Quarterly report pursuant to Section 13 or 15(d) | 
       
   | 
  
                                | 
  116 | 
| 05/15/17 | DEFM14C | Definitive information statement relating to merger or acquisition | 
       
   | 
  186 | |
| 05/04/17 | 8-K | Current report filing | 
       
   | 
  14 | |
| 05/03/17 | PREM14C | Preliminary information statements relating to merger or acquisition | 
       
   | 
  171 | |
| 04/28/17 | DEFA14A | Additional definitive proxy soliciting materials and Rule 14(a)(12) material | 
       
   | 
  4 | 



