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CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY - USD ($) $ in Thousands | Total | Common Stock | Additional Paid-in Capital | Accumulated Other Comprehensive (Loss) Income | Retained Earnings | Total Albemarle Shareholders’ Equity | Noncontrolling Interests
--- | --- | --- | --- | --- | --- | --- | ---
Beginning balance (in shares) at Dec. 31, 2014 |  | 78,030,524 |  |  |  |  |
Beginning balance at Dec. 31, 2014 | $ 1,488,635 | $ 780 | $ 10,447 | $ (62,413) | $ 1,410,651 | $ 1,359,465 | $ 129,170
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |
Net income | 360,064 |  |  |  | 334,906 | 334,906 | 25,158
Other comprehensive income (loss) | (360,766) |  |  | (358,875) |  | (358,875) | (1,891)
Cash dividends declared | (153,436) |  |  |  | (130,150) | (130,150) | (23,286)
Stock-based compensation and other | 13,696 |  | 13,696 |  |  | 13,696 |
Exercise of stock options (in shares) |  | 18,000 |  |  |  |  |
Exercise of stock options | 517 | $ 0 | 517 |  |  | 517 |
Tax deficiency related to stock plans | (167) |  | (167) |  |  | (167) |
Issuance of common stock, net (in shares) |  | 85,900 |  |  |  |  |
Issuance of common stock, net | 0 | $ 1 | (1) |  |  | 0 |
Acquisition of Rockwood (in shares) |  | 34,113,064 |  |  |  |  |
Acquisition of Rockwood | 2,054,132 | $ 341 | 2,036,209 |  |  | 2,036,550 | 17,582
Noncontrolling interest assumed in acquisition of Shanghai Chemetall | 4,843 |  |  |  |  | 0 | 4,843
Purchase of noncontrolling interest | (4,655) |  |  |  |  | 0 | (4,655)
Shares withheld for withholding taxes associated with common stock issuances (in shares) |  | (28,137) |  |  |  |  |
Shares withheld for withholding taxes associated with common stock issuances | (1,550) | $ 0 | (1,550) |  |  | (1,550) |
Ending balance (in shares) at Dec. 31, 2015 |  | 112,219,351 |  |  |  |  |
Ending balance at Dec. 31, 2015 | 3,401,313 | $ 1,122 | 2,059,151 | (421,288) | 1,615,407 | 3,254,392 | 146,921
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |
Net income | 680,769 |  |  |  | 643,675 | 643,675 | 37,094
Other comprehensive income (loss) | 8,258 |  |  | 8,876 |  | 8,876 | (618)
Cash dividends declared | (173,006) |  |  |  | (137,151) | (137,151) | (35,855)
Stock-based compensation and other | 16,251 |  | 16,251 |  |  | 16,251 |
Exercise of stock options (in shares) |  | 212,343 |  |  |  |  |
Exercise of stock options | 9,402 | $ 2 | 9,400 |  |  | 9,402 |
Tax benefit related to stock plans | 1,811 |  | 1,811 |  |  | 1,811 |
Issuance of common stock, net (in shares) |  | 131,596 |  |  |  |  |
Issuance of common stock, net | 0 | $ 1 | (1) |  |  | 0 |
Shares withheld for withholding taxes associated with common stock issuances (in shares) |  | (39,500) |  |  |  |  |
Shares withheld for withholding taxes associated with common stock issuances | (2,194) | $ 0 | (2,194) |  |  | (2,194) |
Ending balance (in shares) at Dec. 31, 2016 |  | 112,523,790 |  |  |  |  |
Ending balance at Dec. 31, 2016 | 3,942,604 | $ 1,125 | 2,084,418 | (412,412) | 2,121,931 | 3,795,062 | 147,542
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |
Net income | 99,468 |  |  |  | 54,850 | 54,850 | 44,618
Other comprehensive income (loss) | 187,631 |  |  | 186,744 |  | 186,744 | 887
Cash dividends declared | (178,374) |  |  |  | (141,618) | (141,618) | (36,756)
Stock-based compensation and other | $ 16,505 |  | 16,505 |  |  | 16,505 |
Exercise of stock options (in shares) | 210,432 | 210,432 |  |  |  |  |
Exercise of stock options | $ 8,238 | $ 2 | 8,236 |  |  | 8,238 |
Shares repurchased (in shares) |  | (2,341,083) |  |  |  |  |
Shares repurchased | (250,000) | $ (23) | (249,977) |  |  | (250,000) |
Issuance of common stock, net (in shares) |  | 243,024 |  |  |  |  |
Issuance of common stock, net | 0 | $ 2 | (2) |  |  | 0 |
Termination of Tianqi Lithium Corporation option agreement | 0 |  | 13,144 |  |  | 13,144 | (13,144)
Shares withheld for withholding taxes associated with common stock issuances (in shares) |  | (89,489) |  |  |  |  |
Shares withheld for withholding taxes associated with common stock issuances | (8,376) | $ (1) | (8,375) |  |  | (8,376) |
Ending balance (in shares) at Dec. 31, 2017 |  | 110,546,674 |  |  |  |  |
Ending balance at Dec. 31, 2017 | $ 3,817,696 | $ 1,105 | $ 1,863,949 | $ (225,668) | $ 2,035,163 | $ 3,674,549 | $ 143,147

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