| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 03/24/17 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 03/24/17 | 4/A | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 03/24/17 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 03/21/17 | 8-K | Current report filing | 
       
   | 
  120 | |
| 03/20/17 | 424B5 | Prospectus filed pursuant to Rule 424(b)(5) | 
       
   | 
  67 | |
| 03/16/17 | 4 | Statement of changes in beneficial ownership of securities | 
       
   | 
  2 | |
| 03/16/17 | FWP | Filing under Securities Act Rules 163/433 of free writing prospectuses | 
       
   | 
  3 | |
| 03/14/17 | FWP | Filing under Securities Act Rules 163/433 of free writing prospectuses | 
       
   | 
  37 | |
| 03/14/17 | 424B5 | Prospectus filed pursuant to Rule 424(b)(5) | 
       
   | 
  66 | |
| 03/14/17 | S-3ASR | Automatic shelf registration statement of securities of well-known seasoned issuers | 
       
   | 
  184 | 

