| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 01/12/18 | 8-K | Form 8-K: Current report filing | 
                                            
                             | 
                                    49 | |
| 01/12/18 | 8-K | Form 8-K: Current report filing | 
                                            
                             | 
                                    25 | |
| 01/04/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 
                                            
                             | 
                                    3 | |
| 01/04/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 
                                            
                             | 
                                    3 | |
| 01/04/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 
                                            
                             | 
                                    3 | |
| 01/04/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 
                                            
                             | 
                                    3 | |
| 01/04/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 
                                            
                             | 
                                    3 | |
| 01/04/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 
                                            
                             | 
                                    3 | |
| 01/04/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 
                                            
                             | 
                                    3 | |
| 01/04/18 | 4 | Form 4: Statement of changes in beneficial ownership of securities | 
                                            
                             | 
                                    3 | 
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