| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 04/27/17 | 8-K |
Current report filing
Abstract: |
|
11 | |
| 03/17/17 | DEF 14A |
Definitive proxy statements
Abstract: |
|
43 | |
| 02/16/17 | 10-K |
Annual report pursuant to Section 13 and 15(d)
Abstract: |
|
   |
114 |
| 02/13/17 | 5 |
Annual statement of changes in beneficial ownership of securities
Abstract: Lubbers Arend D |
|
3 | |
| 02/01/17 | 8-K |
Current report filing
Abstract: |
|
17 | |
| 01/30/17 | 8-K |
Current report filing
Abstract: |
|
4 | |
| 01/26/17 | 8-K |
Current report filing
Abstract: |
|
11 | |
| 01/03/17 | 4 |
Statement of changes in beneficial ownership of securities
Abstract: Walcott Jill A |
|
3 | |
| 01/03/17 | 4 |
Statement of changes in beneficial ownership of securities
Abstract: Swets Jon |
|
3 | |
| 01/03/17 | 4 |
Statement of changes in beneficial ownership of securities
Abstract: Hoeksema Matthew D |
|
3 |