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Equity and EPS (Tables) | 12 Months Ended
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Dec. 31, 2016
Equity [Abstract] |
Dividends Declared | Dividend and Dividend Equivalent information by quarter for 2016, 2015, and 2014 is detailed below:
Dividend and Dividend Equivalent Information (per Share and Unit)
Declaration date |  | Payment date |  | Declared |  | Paid |  | Total payment
2016 |  |  |  |  |  |  |  |
March 7, 2016 |  | April 14, 2016 |  | $ | 0.08 |  |  | $ | 0.08 |  |  | $ | 1,378 |
August 1, 2016 |  | September 8, 2016 |  | 0.02 |  |  | 0.02 |  |  | 344 |
October 31, 2016 |  | December 8, 2016 |  | 0.02 |  |  | 0.02 |  |  | 344 |
|  |  |  | $ | 0.12 |  |  | $ | 0.12 |  |  | $ | 2,066 |
2015 |  |  |  |  |  |  |  |
March 10, 2015 |  | April 21, 2015 |  | $ | 0.06 |  |  | $ | 0.06 |  |  | $ | 1,087 |
2014 |  |  |  |  |  |  |  |
February 28, 2014 |  | April 9, 2014 |  | $ | 0.05 |  |  | $ | 0.05 |  |  | $ | 907 |
See Note 18 for a dividend declaration made in 2017.
Schedule of Earnings Per Share, Basic and Diluted | The computations of basic and diluted EPS is as follows:
| Year Ended December 31,
| 2016 |  | 2015 |  | 2014
Operations: |  |  |  |  |  |
Net income(a) | $ | 31,184 |  |  | $ | 26,191 |  |  | $ | 23,675 |
Less: Income attributable to participating securities (unvested shares and units) (b) | 954 |  |  | 873 |  |  | 832 |
Net income attributable to common shareholders | $ | 30,230 |  |  | $ | 25,318 |  |  | $ | 22,843 |
Share information: |  |  |  |  |
Basic weighted average common shares(c) | 16,643,811 |  |  | 17,123,556 |  |  | 17,305,866 |
Incremental shares from potential dilutive securities (d) | — |  |  | — |  |  | — |
Diluted weighted average common shares | 16,643,811 |  |  | 17,123,556 |  |  | 17,305,866 |
Basic and diluted EPS(e) | $ | 1.82 |  |  | $ | 1.48 |  |  | $ | 1.32 |
(a) | Net income attributable to all shareholders.
(b) | Participating securities include 0, 128,500, and 278,900 unvested restricted stock for the years ended December 31, 2016, 2015, and 2014, as well as 527,486, 437,946, and 413,288 RSUs for the years ended December 31, 2016, 2015, and 2014, respectively. Participating securities do not receive an allocation in periods when a loss is experienced.
(c) | Under the two class method, basic weighted average common shares exclude outstanding unvested participating securities consisting of restricted stock awards of 0, 128,500, and 278,900 for 2016, 2015, and 2014, respectively.
(d) | Potential dilutive securities have not been included in the EPS computation in a period when a loss is experienced. At December 31, 2016 and 2015, the Company had 0 stock options outstanding and potentially dilutive, respectively. At December 31, 2014, the Company had 4,000 stock options outstanding and potentially dilutive.
(e) | Basic and diluted weighted average common shares for 2016 and 2015 were affected by the September 1, 2015, purchase of 950,000 shares of common stock in a privately negotiated transaction with F2 SEA, Inc., an affiliate of SEACOR Holdings, Inc., pursuant to a Stock Repurchase Agreement. SEACOR Holdings, Inc. is the 70 percent owner of ICP, the Company's 30 percent equity method investment.
Schedule of Accumulated Other Comprehensive Income (Loss) | Changes in Accumulated Other Comprehensive Income (Loss) by Component
|  | Pension Plan Items | (a) | Post-Employment Benefit Plan Items |  | Equity Method Investment Translation Adjustment and Post-Employment Benefit Adjustment |  | Total
Balance, December 31, 2013 |  | $ | (377 | ) |  | $ | 390 |  |  | $ | (17 | ) |  | $ | (4 | )
Other comprehensive income (loss) before reclassifications |  | 218 |  |  | (1,620 | ) |  | (15 | ) |  | (1,417 | )
Amounts reclassified from accumulated other comprehensive income |  | (85 | ) |  | 774 |  |  | — |  |  | 689 |
Net 2014 other comprehensive income (loss) |  | 133 |  |  | (846 | ) |  | (15 | ) |  | (728 | )
Balance, December 31, 2014 |  | $ | (244 | ) |  | $ | (456 | ) |  | $ | (32 | ) |  | $ | (732 | )
Other comprehensive income (loss) before reclassifications |  | (355 | ) |  | 47 |  |  | (10 | ) |  | (318 | )
Amounts reclassified from accumulated other comprehensive income |  | 599 |  |  | (101 | ) |  | 52 |  |  | 550 |
Net 2015 other comprehensive income (loss) |  | 244 |  |  | (54 | ) |  | 42 |  |  | 232 |
Balance, December 31, 2015 |  | $ | — |  |  | $ | (510 | ) |  | $ | 10 |  |  | $ | (500 | )
Other comprehensive income (loss) before reclassifications |  | — |  |  | 113 |  |  | (14 | ) |  | 99 |
Amounts reclassified from accumulated other comprehensive income |  | — |  |  | 21 |  |  | 7 |  |  | 28 |
Net 2016 other comprehensive income (loss) |  | — |  |  | 134 |  |  | (7 | ) |  | 127 |
Balance, December 31, 2016 |  | $ | — |  |  | $ | (376 | ) |  | $ | 3 |  |  | $ | (373 | )
Reclassification out of Accumulated Other Comprehensive Income | Reclassifications Out of Accumulated Other Comprehensive Income (Loss)
Details about Accumulated Other Comprehensive Income Components |  | Amounts Reclassified from Accumulated Other Comprehensive Income (Loss) |  | Affected Line Item in the Consolidated Statements of Income
Post Employment Benefit Items: |  |  |  |
Amortization of prior service cost |  | $ | (338 | ) |  | (a)
Recognized net actuarial loss |  | 269 |  |  | (a)
|  | (69 | ) |  | Total before tax
|  | 90 |  |  | Tax expense
|  | $ | 21 |  |  | Net of tax
Equity Method Investment Adjustment: |  |  |  |
Accumulated postretirement benefit obligation |  | $ | 13 |  |  |
|  | (6 | ) |  | Tax benefit
|  | $ | 7 |  |  | Net of tax
Reclassifications for 2016 |  | $ | 28 |  |  | Total net of tax
(a) | These accumulated other comprehensive income components are included in the computation of net period post-employment benefit cost. See Note 9 for additional details.

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