| Date Filed | Type | Description |
| 05/10/2016 |
8-K
| Quarterly results |
| 05/05/2016 |
8-K
| Form 8-K - Current report |
| 04/22/2016 |
8-K/A
| Form 8-K - Current report [amend] |
| 04/21/2016 |
8-K
| Form 8-K - Current report |
| 12/13/2011 |
8-K
| Form 8-K - Current report |
| 10/24/2011 |
8-K
| Form 8-K - Current report |
| 10/26/2010 |
8-K
| Form 8-K - Current report |
| 11/25/2009 |
8-K
| Form 8-K - Current report |
| 04/22/2009 |
8-K
| Form 8-K - Current report |
| 10/14/2008 |
8-K
| Form 8-K -- Current report |
| 07/09/2008 |
8-K
| Other Events |
| 05/02/2008 |
8-K
| Other Events |
| 04/04/2008 |
8-K
| Termination of a Material Definitive Agreement |
| 02/29/2008 |
8-K
| Other Events |
| 12/19/2007 |
8-K
| Other Events, Financial Statements and Exhibits |
| 07/26/2007 |
8-K
| Other Events, Financial Statements and Exhibits |
| 07/09/2007 |
8-K
| Entry into a Material Definitive Agreement, Financial Statements and Exhibits |
| 09/20/2006 |
8-K
| Entry into a Material Definitive Agreement, Financial Statements and Exhibits |
| 03/15/2005 |
8-K
| Other Events, Financial Statements and Exhibits |
| 11/04/2004 |
8-K
| Financial Statements and Exhibits |
| 09/15/2004 |
8-K
| Financial Statements and Exhibits |
| 06/22/2004 |
8-K
| Financial statements and exhibits |
| 03/05/2004 |
8-K
| Other events, Financial statements and exhibits |
| 01/26/2004 |
8-K
| Other events |
| 03/25/2003 |
8-K
| Acquisition or disposition of assets, Financial statements and exhibits |
| 07/19/2002 |
8-K/A
| Changes in registrant's certifying accountant, Financial statements and exhibits |
| 07/15/2002 |
8-K
| Changes in registrant's certifying accountant, Financial statements and exhibits |
| 01/19/1996 |
8-K
| Acquisition or disposition of assets, Financial statements and exhibits |