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Income Taxes (Narrative) (Details) (USD $) | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011 | Sep. 30, 2013 | Dec. 31, 2009
Income Tax Examination [Line Items] |  |  |  |  |
U.S. federal income tax rate | 35.00% | 35.00% | 35.00% |  |
Net non-current deferred tax assets | $ 10,334,000 | $ 6,157,000 |  |  |
Net non-current deferred tax liabilities | 41,684,000 | 41,966,000 |  |  |
Total foreign tax credit carryforwards | 46,283,000 | 54,102,000 |  |  |
Unrecognized tax benefits | 7,203,000 | 9,769,000 | 16,788,000 |  | 13,719,000
Unrecognized tax benefits that would have a favorable impact on effective tax rate |  |  |  | 4,800,000 |
Accrued interest and penalties | 1,000,000 |  | 600,000 | 600,000 |
Anticipated amount of unrecognized tax benefits | 5,100,000 |  |  |  |
Minimum [Member] |  |  |  |  |
Income Tax Examination [Line Items] |  |  |  |  |
Tax credit carryforwards, years | 5 years |  |  |  |
Maximum [Member] |  |  |  |  |
Income Tax Examination [Line Items] |  |  |  |  |
Tax credit carryforwards, years | 20 years |  |  |  |
Prepaid Expenses And Other Current Assets [Member] |  |  |  |  |
Income Tax Examination [Line Items] |  |  |  |  |
Net current deferred income tax assets | 37,100,000 | 20,400,000 |  |  |
Accrued Income And Other Taxes [Member] |  |  |  |  |
Income Tax Examination [Line Items] |  |  |  |  |
Net current deferred tax liabilities | 10,900,000 | 10,000,000 |  |  |
Foreign Country [Member] |  |  |  |  |
Income Tax Examination [Line Items] |  |  |  |  |
Total foreign tax credit carryforwards |  |  |  | 22,100,000 |
Tax credit carryforwards, years | 7 years |  |  |  |
Operating loss carryforwards |  |  |  | 16,100,000 |
State [Member] |  |  |  |  |
Income Tax Examination [Line Items] |  |  |  |  |
Tax credit carryforwards |  |  |  | 12,800,000 |
Operating loss carryforwards |  |  |  | $ 500,000 |

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- Definition The domestic federal statutory tax rate applicable under enacted tax laws to the Company's pretax income from continuing operations for the period. The "statutory" tax rate is the regular tax rate if there are alternative tax systems. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32687-109319 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32698-109319 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 6.I) -URI http://asc.fasb.org/extlink&oid=6889476&loc=d3e330036-122817 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 109 -Paragraph 47 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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