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CONDENSED CONSOLIDATED STATEMENTS OF EQUITY - USD ($) $ in Thousands | Total | Common Stock Issued | Common Stock Treasury | Additional Paid-in Capital | Retained Earnings | Accumulated Other Comprehensive Loss | Noncontrolling Interests
--- | --- | --- | --- | --- | --- | --- | ---
Balances at Dec. 31, 2015 | $ 310,803 | $ 140,503 | $ (760,299) | $ 170,699 | $ 1,236,355 | $ (515,688) | $ 39,233
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |  |
Net income (loss) | (33,893) |  |  |  | (37,042) |  | 3,149
Cash dividends declared: Noncontrolling interests | (1,702) |  |  |  |  |  | (1,702)
Total other comprehensive income (loss), net of deferred income taxes of $1,671 and $(9,393) in 2017 and 2016, respectively | 26,968 |  |  |  |  | 27,386 | (418)
Purchase of subsidiary shares from noncontrolling interest | (4,731) |  |  | (5,128) |  |  | 397
Vesting of restricted stock units and other stock grants, net 236,335 shares and 80,598 shares in 2017 and 2016, respectively | (568) | 119 | (92) | (595) |  |  |
Amortization of unearned portion of stock-based compensation, net of forfeitures | 4,072 |  |  | 4,072 |  |  |
Balances at Jun. 30, 2016 | 300,949 | 140,622 | (760,391) | 169,048 | 1,199,313 | (488,302) | 40,659
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |  |
Adoption of new accounting standard (See Note 2) | 397 |  |  | 1,106 | (709) |  |
Balances at Dec. 31, 2016 | 137,563 | 140,625 | (760,391) | 172,101 | 1,150,688 | (606,722) | 41,262
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |  |
Net income (loss) | 29,868 |  |  |  | 27,928 |  | 1,940
Cash dividends declared: Noncontrolling interests | (1,769) |  |  |  |  |  | (1,769)
Total other comprehensive income (loss), net of deferred income taxes of $1,671 and $(9,393) in 2017 and 2016, respectively | 16,521 |  |  |  |  | 14,987 | 1,534
Stock Appreciation Rights exercise, net 7,441 shares | (49) | 13 | (49) | (13) |  |  |
Vesting of restricted stock units and other stock grants, net 236,335 shares and 80,598 shares in 2017 and 2016, respectively | (1,277) | 401 | (1,277) | (401) |  |  |
Amortization of unearned portion of stock-based compensation, net of forfeitures | 5,642 |  |  | 5,642 |  |  |
Balances at Jun. 30, 2017 | $ 186,896 | $ 141,039 | $ (761,717) | $ 178,435 | $ 1,177,907 | $ (591,735) | $ 42,967

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