| Date Filed |
Type |
Description |
Filer |
View |
| February 10, 2003 | SC 13G/A | An amendment to the SC 13G filing | DIMENSIONAL FUND ADVISORS LP |  |  |  |  |
| February 07, 2003 | 8-K/A | Amendment to a previously filed 8-K | |  |  |  |  |
| December 09, 2002 | 8-K | Report of unscheduled material events or corporate event | |  |  |  |  |
| December 04, 2002 | SC 13D | Filing by person(s) reporting owned shares of common stock in a public company >5% | THATCHER MARK |  |  |  |  |
| November 14, 2002 | 10-Q | Quarterly report which provides a continuing view of a company's financial position | |  |  |  |  |
| November 12, 2002 | 8-K | Report of unscheduled material events or corporate event | |  |  |  |  |
| October 15, 2002 | 8-K | Report of unscheduled material events or corporate event | |  |  |  |  |
| October 04, 2002 | 8-K | Report of unscheduled material events or corporate event | |  |  |  |  |
| August 09, 2002 | 10-Q | Quarterly report which provides a continuing view of a company's financial position | |  |  |  |  |
| May 03, 2002 | 10-Q | Quarterly report which provides a continuing view of a company's financial position | |  |  |  |  |
| April 11, 2002 | DEF 14A | Official notification to shareholders of matters to be brought to a vote ("Proxy") | |  |  |  |  |
| March 29, 2002 | 10-K | Annual report which provides a comprehensive overview of the company for the past year | |  |  |  |  |
| February 14, 2002 | SC 13G | A statement of beneficial ownership of common stock by certain persons | OTTO DOUGLAS B |  |  |  |  |
| February 12, 2002 | SC 13G/A | An amendment to the SC 13G filing | DIMENSIONAL FUND ADVISORS LP |  |  |  |  |
| February 11, 2002 | S-8 | Securities offered to employees pursuant to employee benefit plans | |  |  |  |  |
| January 11, 2002 | SC 13G | A statement of beneficial ownership of common stock by certain persons | THATCHER MARK |  |  |  |  |
| November 08, 2001 | 10-Q | Quarterly report which provides a continuing view of a company's financial position | |  |  |  |  |
| August 09, 2001 | 10-Q | Quarterly report which provides a continuing view of a company's financial position | |  |  |  |  |
| May 15, 2001 | 10-Q | Quarterly report which provides a continuing view of a company's financial position | |  |  |  |  |
| April 09, 2001 | DEF 14A | Official notification to shareholders of matters to be brought to a vote ("Proxy") | |  |  |  |  |