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v3.3.1.900

Shareholders' Equity (Narrative) (Details) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2015 USD ($) plan shares | Dec. 31, 2014 USD ($) shares | Dec. 31, 2013 USD ($) | Dec. 31, 2012 USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Common shares authorized (in shares) | shares | 100,000,000 | 100,000,000 |  |
Authorized preferred stock (in shares) | shares | 50,000,000 | 50,000,000 |  |
Authorization common shares for the issuance under incentive compensation plans (in shares) | shares | 2,400,000 |  |  |
Number of shares available for grant (in shares) | shares | 700,000.0 |  |  |
Dividends declared | $ 119,900 | $ 220,500 | $ 64,800 |
Equity attributable to parent | 1,958,354 | 2,157,944 | $ 2,394,414 | $ 2,270,580
Total authorizations which remain available for use (in shares) | 111,700 |  |  |
Increase in amount authorized to repurchase shares | 100,000 |  |  |
Losses related to unrecognized changes in defined benefit plan liabilities | $ (1,000) |  |  |
Number of defined benefit plans assumed in acquisition | plan | 2 |  |  |
Impairment losses in accumulated other comprehensive income | $ 2,000 | $ 500 |  |
AOCI losses unrecognized changes in defined benefit plan liabilities, net | $ (1,000) |  |  |
Percentage of income before income taxes included in expected income tax expense | 35.00% | 35.00% | 35.00% |
Retained Earnings, Unappropriated [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Equity attributable to parent | $ 592,000 |  |  |

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