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Consolidated Statements of Equity Consolidated Statements of Equity - USD ($) shares in Thousands, $ in Thousands | Total | Common Stock | Additional Paid- In Capital | Retained Earnings | AOCI Attributable to Parent [Member] | Non Controlling Interest
--- | --- | --- | --- | --- | --- | ---
Beginning balance (in shares) at Dec. 31, 2018 |  | 60,900 |  |  |  |
Beginning balance at Dec. 31, 2018 | $ 867,000 | $ 600 | $ 808,000 | $ 121,100 | $ (63,000) | $ 300
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Employee stock compensation (in shares) |  | 200 |  |  |  |
Employee stock compensation | 12,100 |  | 12,100 |  |  |
Deferred compensation | (1,800) |  | (1,500) | (300) |  |
Proceeds from stock issuances under employee plans (in shares) |  | 0 |  |  |  |
Proceeds from stock issuances under employee plans | 3,200 | $ 0 | 3,200 |  |  |
Cash dividends declared | (37,100) |  |  | (37,100) |  |
Repurchase and retirement of common shares (in shares) |  | (100) |  |  |  |
Repurchase and retirement of common shares | (6,200) | $ 0 | (1,000) | (5,200) |  |
Other activity | 0 |  |  | 600 | (600) |
Net income | 48,400 |  |  | 48,400 |  |
Other comprehensive loss | (6,100) |  |  |  | (6,100) |
Ending balance (in shares) at Mar. 31, 2019 |  | 61,000 |  |  |  |
Ending balance at Mar. 31, 2019 | 879,500 | $ 600 | 820,800 | 127,500 | (69,700) | 300
Beginning balance (in shares) at Dec. 31, 2018 |  | 60,900 |  |  |  |
Beginning balance at Dec. 31, 2018 | 867,000 | $ 600 | 808,000 | 121,100 | (63,000) | 300
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net income | 136,500 |  |  |  |  |
Ending balance (in shares) at Jun. 30, 2019 |  | 61,100 |  |  |  |
Ending balance at Jun. 30, 2019 | 952,100 | $ 600 | 844,600 | 177,500 | (70,800) | 200
Beginning balance (in shares) at Mar. 31, 2019 |  | 61,000 |  |  |  |
Beginning balance at Mar. 31, 2019 | 879,500 | $ 600 | 820,800 | 127,500 | (69,700) | 300
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Employee stock compensation (in shares) |  | 0 |  |  |  |
Employee stock compensation | 22,100 |  | 22,100 |  |  |
Deferred compensation | (1,800) |  | (1,200) | (600) |  |
Proceeds from stock issuances under employee plans (in shares) |  | 100 |  |  |  |
Proceeds from stock issuances under employee plans | 3,000 | $ 0 | 3,000 |  |  |
Cash dividends declared | (37,300) |  |  | (37,300) |  |
Repurchase and retirement of common shares (in shares) |  | 0 |  |  |  |
Repurchase and retirement of common shares | (400) | $ 0 | (100) | (300) |  |
Net income | 88,100 |  |  | 88,200 |  | (100)
Other comprehensive loss | (1,100) |  |  |  | (1,100) |
Ending balance (in shares) at Jun. 30, 2019 |  | 61,100 |  |  |  |
Ending balance at Jun. 30, 2019 | 952,100 | $ 600 | 844,600 | 177,500 | (70,800) | 200
Beginning balance (in shares) at Dec. 31, 2019 |  | 61,400 |  |  |  |
Beginning balance at Dec. 31, 2019 | 1,108,200 | $ 600 | 892,800 | 287,300 | (72,700) | 200
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Employee stock compensation (in shares) |  | 400 |  |  |  |
Employee stock compensation | 11,900 | $ 0 | 11,900 |  |  |
Deferred compensation | 6,900 |  | (500) | 7,400 |  |
Proceeds from stock issuances under employee plans (in shares) |  | 0 |  |  |  |
Proceeds from stock issuances under employee plans | 2,300 |  | 2,300 |  |  |
Cash dividends declared | (38,000) |  |  | (38,000) |  |
Repurchase and retirement of common shares (in shares) |  | (600) |  |  |  |
Repurchase and retirement of common shares | (48,800) | $ 0 | (8,100) | (40,700) |  |
Net income | (5,400) |  |  | (5,400) |  | 0
Other comprehensive loss | (35,300) |  |  |  | (35,300) |
Ending balance (in shares) at Mar. 31, 2020 |  | 61,200 |  |  |  |
Ending balance at Mar. 31, 2020 | 1,001,800 | $ 600 | 898,400 | 210,600 | (108,000) | 200
Beginning balance (in shares) at Dec. 31, 2019 |  | 61,400 |  |  |  |
Beginning balance at Dec. 31, 2019 | $ 1,108,200 | $ 600 | 892,800 | 287,300 | (72,700) | 200
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Repurchase and retirement of common shares (in shares) | (600) |  |  |  |  |
Repurchase and retirement of common shares | $ (49,300) |  |  |  |  |
Net income | (240,800) |  |  |  |  |
Ending balance (in shares) at Jun. 30, 2020 |  | 61,300 |  |  |  |
Ending balance at Jun. 30, 2020 | 753,200 | $ 600 | 921,300 | (69,300) | (99,600) | 200
Beginning balance (in shares) at Mar. 31, 2020 |  | 61,200 |  |  |  |
Beginning balance at Mar. 31, 2020 | 1,001,800 | $ 600 | 898,400 | 210,600 | (108,000) | 200
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Employee stock compensation (in shares) |  | 0 |  |  |  |
Employee stock compensation | 19,800 | $ 0 | 19,800 |  |  |
Deferred compensation | (7,500) |  | (1,400) | (6,100) |  |
Proceeds from stock issuances under employee plans (in shares) |  | 100 |  |  |  |
Proceeds from stock issuances under employee plans | 4,600 |  | 4,600 |  |  |
Cash dividends declared | (38,000) |  |  | (38,000) |  |
Repurchase and retirement of common shares (in shares) |  | 0 |  |  |  |
Repurchase and retirement of common shares | (500) | $ 0 | (100) | (400) |  |
Net income | (235,400) |  |  | (235,400) |  |
Other comprehensive loss | 8,400 |  |  |  | 8,400 |
Ending balance (in shares) at Jun. 30, 2020 |  | 61,300 |  |  |  |
Ending balance at Jun. 30, 2020 | $ 753,200 | $ 600 | $ 921,300 | $ (69,300) | $ (99,600) | $ 200

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