| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 10/29/99 | 10-Q | Quarterly report pursuant to Section 13 or 15(d) | 
       
   | 
  14 | |
| 08/13/99 | 10-Q | Quarterly report pursuant to Section 13 or 15(d) | 
       
   | 
  14 | |
| 05/12/99 | 10-Q/A | Quarterly report pursuant to Section 13 or 15(d) | 
       
   | 
  5 | |
| 05/12/99 | 10-Q | Quarterly report pursuant to Section 13 or 15(d) | 
       
   | 
  20 | |
| 11/04/98 | 10-Q | Quarterly report pursuant to Section 13 or 15(d) | 
       
   | 
  13 | |
| 08/11/98 | 10-Q | Quarterly report pursuant to Section 13 or 15(d) | 
       
   | 
  13 | |
| 05/14/98 | 10-Q | Quarterly report pursuant to Section 13 or 15(d) | 
       
   | 
  11 | |
| 11/14/97 | 10-Q | Quarterly report pursuant to Section 13 or 15(d) | 
       
   | 
  13 | |
| 08/14/97 | 10-Q | Quarterly report pursuant to Section 13 or 15(d) | 
       
   | 
  12 | |
| 05/15/97 | 10-Q | Quarterly report pursuant to Section 13 or 15(d) | 
       
   | 
  11 | 
