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v3.19.1

Consolidated Statements Of Shareholders' Equity - USD ($) $ in Thousands | Total | Common Stock | Retained Earnings | Trust For Savings Restoration Plan | Foreign Currency Translation | Gain (Loss) On Derivative Financial Instruments | Pension and other post-retirement benefit adjustments
--- | --- | --- | --- | --- | --- | --- | ---
Balance at Dec. 31, 2015 | $ 272,748 | $ 29,467 | $ 453,467 | $ (1,467) | $ (112,807) | $ (373) | $ (95,539)
Balance, shares at Dec. 31, 2015 |  | 32,682,162 |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |
Net income | 24,466 |  | 24,466 |  |  |  |
Foreign currency translation adjustment | 18,837 |  |  |  | 18,837 |  |
Derivative financial instruments adjustment | 1,236 |  |  |  |  | 1,236 |
Net actuarial gains (losses) and prior service costs | (3,288) |  |  |  |  |  | (3,288)
Amortization of prior service costs and net gains or losses | 8,700 |  |  |  |  |  | 8,700
Cash dividends declared | (14,456) |  | (14,456) |  |  |  |
Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures |  | 127,169 |  |  |  |  |
Share Based Compensation Expense, Value | 1,461 | $ 1,461 |  |  |  |  |
Issued upon exercise of stock options & other | 1,079 | $ 1,079 |  |  |  |  |
Issued upon exercise of stock options (including related income tax benefits) & other, shares |  | 124,476 |  |  |  |  |
Tredegar common stock purchased by trust for savings restoration plan | 0 |  | 30 | (30) |  |  |
Balance at Dec. 31, 2016 | 310,783 | $ 32,007 | 463,507 | (1,497) | (93,970) | 863 | (90,127)
Balance, shares at Dec. 31, 2016 |  | 32,933,807 |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |
Net income | 38,251 |  | 38,251 |  |  |  |
Foreign currency translation adjustment | 7,792 |  |  |  | 7,792 |  |
Derivative financial instruments adjustment | (404) |  |  |  |  | (404) |
Net actuarial gains (losses) and prior service costs | (8,634) |  |  |  |  |  | (8,634)
Amortization of prior service costs and net gains or losses | 7,811 |  |  |  |  |  | 7,811
Cash dividends declared | (14,532) |  | (14,532) |  |  |  |
Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures |  | 49,475 |  |  |  |  |
Share Based Compensation Expense, Value | 2,018 | $ 2,018 |  |  |  |  |
Issued upon exercise of stock options & other | 695 | $ 695 |  |  |  |  |
Cumulative effect adjustment for adoption of stock-based comp accounting guidance - APIC Adjustment |  |  | 27 |  |  |  |
Cumulative effect adjustment for adoption of stock-based comp accounting guidance - RE Adjustment |  |  | (27) |  |  |  |
Issued upon exercise of stock options (including related income tax benefits) & other, shares |  | 34,140 |  |  |  |  |
Shareholder Rights Redemption Payment | 0 |  |  |  |  |  |
Tredegar common stock purchased by trust for savings restoration plan | 0 |  | 31 | (31) |  |  |
Balance at Dec. 31, 2017 | 343,780 | $ 34,747 | 487,230 | (1,528) | (86,178) | 459 | (90,950)
Balance, shares at Dec. 31, 2017 |  | 33,017,422 |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |
Net income | 24,842 |  | 24,842 |  |  |  |
Foreign currency translation adjustment | (10,762) |  |  |  | (10,762) |  |
Derivative financial instruments adjustment | (2,060) |  |  |  |  | (2,060) |
Net actuarial gains (losses) and prior service costs | (1,118) |  |  |  |  |  | (1,118)
Amortization of prior service costs and net gains or losses | 10,622 |  |  |  |  |  | 10,622
Cash dividends declared | (14,592) |  | (14,592) |  |  |  |
Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures |  | 102,762 |  |  |  |  |
Share Based Compensation Expense, Value | 3,141 | $ 3,141 |  |  |  |  |
Issued upon exercise of stock options & other | 1,004 | $ 1,004 |  |  |  |  |
Issued upon exercise of stock options (including related income tax benefits) & other, shares |  | 55,840 |  |  |  |  |
Tredegar common stock purchased by trust for savings restoration plan | 0 |  | 31 | (31) |  |  |
Balance at Dec. 31, 2018 | $ 354,857 | $ 38,892 | $ 497,511 | $ (1,559) | $ (96,940) | $ (1,601) | $ (81,446)
Balance, shares at Dec. 31, 2018 |  | 33,176,024 |  |  |  |  |

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