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Consolidated statements of changes in equity - USD ($)
$ in Thousands
Total
Common stock [member]
Treasury stock [member]
Additional paid-in capital in excess of assigned value of common stock [member]
Capital reserves [member]
Retained earnings [member]
Accumulated other comprehensive income (loss) [member]
Balance at Dec. 31, 2014 $ 911,039 $ 279,980 $ (77,627) $ 119,644 $ 95,210 $ 501,669 $ (7,837)
Profit for the year 103,984 [1] 0 0 0 0 103,984 0
Other comprehensive income (2,844) 0 0 0 0 0 (2,844)
Issuance of restricted stock 0 0 1,259 (1,259) 0 0 0
Compensation cost - stock options and stock units plans 3,296 0 0 3,296 0 0 0
Exercised options and stock units vested 1,467 0 2,971 (1,504) 0 0 0
Repurchase of "Class B" and "Class E" common stock 0 0 0 0 0 0 0
Dividends declared (45,011) 0 0 0 0 (45,011) 0
Balance at Dec. 31, 2015 971,931 279,980 (73,397) 120,177 95,210 560,642 (10,681)
Profit for the year 87,045 [1] 0 0 0 0 87,045 0
Other comprehensive income 7,880 0 0 0 0 0 7,880
Issuance of restricted stock 0 0 1,259 (1,259) 0 0 0
Compensation cost - stock options and stock units plans 3,063 0 0 3,063 0 0 0
Exercised options and stock units vested 1,575 0 2,962 (1,387) 0 0 0
Repurchase of "Class B" and "Class E" common stock 0 0 0 0 0 0 0
Dividends declared (60,180) 0 0 0 0 (60,180) 0
Balance at Dec. 31, 2016 1,011,314 279,980 (69,176) 120,594 95,210 587,507 (2,801)
Profit for the year 81,999 [1] 0 0 0 0 81,999 0
Other comprehensive income 4,764 0 0 0 0 0 4,764
Issuance of restricted stock 30 0 1,259 (1,229) 0 0 0
Compensation cost - stock options and stock units plans 296 0 0 296 0 0 0
Exercised options and stock units vested 4,977 0 4,697 280 0 0 0
Repurchase of "Class B" and "Class E" common stock (28) 0 (28) 0 0 0 0
Dividends declared (60,540) 0 0 0 0 (60,540) 0
Balance at Dec. 31, 2017 $ 1,042,812 $ 279,980 $ (63,248) $ 119,941 $ 95,210 $ 608,966 $ 1,963
[1] The numbers set out in these tables have been rounded and accordingly may not total exactly.