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OTHER INCOME (Tables) | 6 Months Ended
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Jun. 30, 2018
Other Income and Expenses [Abstract] |
Other Income [Table Text Block] | Other income consisted of the following for the periods set forth below (amounts in thousands):
| Three months ended |  | Six months ended
| June 30, |  | June 30,
| 2018 |  | 2017 |  | 2018 |  | 2017
Equity investment income | $ | 1,067 |  |  | $ | 530 |  |  | $ | 2,183 |  |  | $ | 1,350 |
Interest income | 532 |  |  | 801 |  |  | 1,149 |  |  | 1,774 |
Building rental income | 410 |  |  | 595 |  |  | 988 |  |  | 1,195 |
Investment gain related to investments for deferred compensation | 567 |  |  | 497 |  |  | 688 |  |  | 1,347 |
Other (expense) income | (99 | ) |  | (673 | ) |  | 5,219 |  |  | (1,239 | )
| $ | 2,477 |  |  | $ | 1,750 |  |  | $ | 10,227 |  |  | $ | 4,427 |

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- Definition Tabular disclosure of the components of non-operating income or non-operating expense that may include amounts earned from dividends, interest on securities, gains (losses) on securities sold, equity earnings of unconsolidated affiliates, net gain (loss) on sales of business, interest expense and other miscellaneous income or expense items. + References No definition available. + Details
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