| Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] |
| |
|
2015 |
|
| Balance at January 1, 2015 |
|
$ |
4,259 |
|
| Other comprehensive loss before reclassifications |
|
|
(2,134 |
) |
| Amounts reclassified from accumulated other comprehensive income |
|
|
(70 |
) |
| Net current-period other comprehensive loss - twelve months ended December 31, 2015 |
|
|
(2,204 |
) |
| Balance at December 31, 2015 |
|
$ |
2,055 |
|
| |
|
2014 |
|
| Balance at January 1, 2014 |
|
$ |
7,436 |
|
| Other comprehensive loss before reclassifications |
|
|
(507 |
) |
| Amounts reclassified from accumulated other comprehensive income |
|
|
(2,670 |
) |
| Net current-period other comprehensive loss - twelve months ended December 31, 2014 |
|
|
(3,177 |
) |
| Balance at December 31, 2014 |
|
$ |
4,259 |
|
|