| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 01/28/14 | 10-K/A | Annual report pursuant to Section 13 and 15(d) |   | 32 | |
| 12/23/13 | 10-K | Annual report pursuant to Section 13 and 15(d) |   |       | 80 | 
| 01/28/13 | 10-K/A | Annual report pursuant to Section 13 and 15(d) |   | 42 | |
| 01/15/13 | 10-K | Annual report pursuant to Section 13 and 15(d) |   |       | 86 | 
| 12/31/12 | NT 10-K | Notice under Rule 12b25 of inability to timely file all or part of a Form 10-K, 10-KSB, or 10-KT |   | 3 | |
| 12/22/11 | 10-K | Annual report pursuant to Section 13 and 15(d) |   |       | 211 | 
| 12/21/10 | 10-K | Annual report pursuant to Section 13 and 15(d) |   | 103 | |
| 03/30/10 | 10-K/A | Annual report pursuant to Section 13 and 15(d) |   | 22 | |
| 01/25/10 | 10-K/A | Annual report pursuant to Section 13 and 15(d) |   | 25 | |
| 12/30/09 | 10-K | Annual report pursuant to Section 13 and 15(d) |   | 147 | 
