|
Stockholders' Equity (Schedule Of Stockholders' Equity) (Details) (USD $)
In Thousands, except Share data, unless otherwise specified |
3 Months Ended | 6 Months Ended | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
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Jun. 30, 2014
|
Jun. 30, 2013
|
Jun. 30, 2014
|
Jun. 30, 2013
|
Jun. 30, 2014
Common Stock [Member]
|
Jun. 30, 2014
Additional Paid-In Capital [Member]
|
Jun. 30, 2014
Retained Earnings [Member]
|
Jun. 30, 2014
Accum. Other Comp. Income (Loss) [Member]
|
Jun. 30, 2014
Treasury Stock [Member]
|
Dec. 31, 2013
Treasury Stock [Member]
|
|
| Stockholders' Equity [Line Items] | ||||||||||
| Beginning balance, Shares | 37,704,000 | 7,200,000 | 7,200,000 | |||||||
| Beginning balance | $ 545,358 | $ 38 | $ 468,962 | $ 148,505 | $ (6,339) | $ (65,808) | $ (65,808) | |||
| Net income | 32,314 | 5,965 | 75,517 | 8,520 | 75,517 | |||||
| Cash dividends declared | (2,893) | (2,893) | ||||||||
| Other comprehensive loss before reclassifications | (119,121) | (119,121) | ||||||||
| Amounts reclassified from accumulated other comprehensive loss | 111,521 | 111,521 | ||||||||
| Total other comprehensive income (loss), net of tax | 77,691 | 2,321 | (7,600) | (3,613) | (7,600) | |||||
| Stock-based compensation, Shares | 301,000 | |||||||||
| Stock-based compensation | 3,065 | 3,065 | ||||||||
| Stock options exercised, Shares | 226,400 | 226,000 | ||||||||
| Stock options exercised | 3,576 | 3,576 | ||||||||
| Conversion of 5.75% Notes, Shares | 6,533,000 | |||||||||
| Conversion of 5.75% Notes | 90,343 | 7 | 90,336 | |||||||
| Ending balance, Shares | 44,764,000 | 7,200,000 | 7,200,000 | |||||||
| Ending balance | $ 707,366 | $ 707,366 | $ 45 | $ 565,939 | $ 221,129 | $ (13,939) | $ (65,808) | $ (65,808) | ||
| Common Stock, Dividends, Per Share, Declared | $ 0.04 | $ 0.08 | ||||||||