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Supplemental Cash Flow Information (Tables) | 12 Months Ended
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Dec. 31, 2016
Supplemental Cash Flow Elements [Abstract] |
Schedule of Cash Flow Supplemental Information | Certain supplemental cash flow information, including noncash investing and financing activities for the years ended December 31, 2016, 2015 and 2014 are as follows:
| Year ended December 31,
| 2016 |  | 2015 |  | 2014
Supplemental disclosure of cash flow information |  |  |  |  |
Interest paid | $ | 21,407 |  |  | $ | 19,292 |  |  | $ | 19,944 |
Income taxes paid, net of refunds | (10,587 | ) |  | 4,909 |  |  | 36,783 |
Noncash investing and financing activity |  |  |  |  |
Capital projects incurred but not yet paid | 3,092 |  |  | 7,507 |  |  | 6,000 |
Purchase of a productive asset through seller-financing | — |  |  | 1,010 |  |  | 6,634 |
Shares issued for acquisition of business | — |  |  | 4,303 |  |  | 31,050 |
Outstanding shares to be issued for acquisition of business | — |  |  | — |  |  | 4,470 |
Dividends declared not yet paid | 4,493 |  |  | 4,338 |  |  | 4,059 |

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