| Filing date | Form | Description | Filing Group | View | 
|---|---|---|---|---|
| 4 | Statement of changes in beneficial ownership of securities | 
       3,4,5 
           | 
                                                                                                                                                                                                                          View HTML | |
| 4 | Statement of changes in beneficial ownership of securities | 
       3,4,5 
           | 
                                                                                                                                                                                                                          View HTML | |
| 4 | Statement of changes in beneficial ownership of securities | 
       3,4,5 
           | 
                                                                                                                                                                                                                          View HTML | |
| SC 13G/A | An amendment to the SC 13G filing | 
       Other 
           | 
                                                                                                                                                                                                                          View HTML | |
| 8-K | Report of unscheduled material events or corporate event | 
       Current Reports 
           | 
                                                                                                                                                                                                                          EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA View HTML | |
| S-8 | Securities offered to employees pursuant to employee benefit plans | 
       Registration Statements 
           | 
                                                                                                                                                                                                                          View HTML | |
| SC 13G/A | An amendment to the SC 13G filing | 
       Other 
           | 
                                                                                                                                                                                                                          View HTML | |
| 8-K | Report of unscheduled material events or corporate event | 
       Current Reports 
           | 
                                                                                                                                                                                                                          EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA View HTML | |
| 3 | Initial filing by director officer or owner of more than ten percent. | 
       3,4,5 
           | 
                                                                                                                                                                                                                          View HTML | |
| 4 | Statement of changes in beneficial ownership of securities | 
       3,4,5 
           | 
                                                                                                                                                                                                                          View HTML | 
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