| Date | Form | Description | XBRL | Pages | 
|---|---|---|---|---|
| 05/10/19 | 10-Q | Form 10-Q: Quarterly report pursuant to Section 13 or 15(d) | 
                                            
                             | 
                  119 | 
| 11/14/18 | 10-Q | Form 10-Q: Quarterly report pursuant to Section 13 or 15(d) | 
                                            
                             | 
                  60 | 
| 08/14/18 | 10-Q | Form 10-Q: Quarterly report pursuant to Section 13 or 15(d) | 
                                            
                             | 
                  62 | 
| 05/15/18 | 10-Q | Form 10-Q: Quarterly report pursuant to Section 13 or 15(d) | 
                                            
                             | 
                  82 | 
| 11/14/17 | 10-Q | Form 10-Q: Quarterly report pursuant to Section 13 or 15(d) | 
                                            
                             | 
                  77 | 
| 08/14/17 | 10-Q | Form 10-Q: Quarterly report pursuant to Section 13 or 15(d) | 
                                            
                             | 
                  40 | 
| 02/14/17 | 10-Q | Form 10-Q: Quarterly report pursuant to Section 13 or 15(d) | 
                                            
                             | 
                  52 | 
| 11/14/16 | 10-Q | Form 10-Q: Quarterly report pursuant to Section 13 or 15(d) | 
                                            
                             | 
                  38 | 
| 08/15/16 | 10-Q | Form 10-Q: Quarterly report pursuant to Section 13 or 15(d) | 
                                            
                             | 
                  37 | 
| 02/16/16 | 10-Q | Form 10-Q: Quarterly report pursuant to Section 13 or 15(d) | 
                                            
                             | 
                  43 |