Income Taxes Reconciliations of Income Taxes from the Appropriate Statutory Rate (Details)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Reconciliation of income taxes from appropriate statutory rate to the consolidated effective income tax rate [Line Items]
Effective income tax rate reconciliation, at Ireland statutory income tax rate, percent	25.00%
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent		35.00%	35.00%
Income taxes at the applicable statutory rate	25.00%	35.00%	35.00%
Effective income tax expense rate	0.60%	2.50%	12.90%
Ireland
Reconciliation of income taxes from appropriate statutory rate to the consolidated effective income tax rate [Line Items]
Ireland tax on trading income	(1.40%)	0.00%	0.00%
United States operations [Member]
Reconciliation of income taxes from appropriate statutory rate to the consolidated effective income tax rate [Line Items]
United States income (loss)	(2.80%)	0.00%	0.00%
State and local income taxes	(0.50%)	0.60%	0.20%
Deductible dividends	0.00%	(0.70%)	(0.50%)
Deductible interest	(0.30%)	(0.80%)	(0.50%)
Credit for research activities	(2.00%)	0.00%	(1.00%)
Impact of U.S. Health Care Reform and Education Reconciliation Act and pre-funding on taxation associated with Medicare Part D	0.00%	0.00%	(0.90%)
Other	2.10%	2.70%	0.50%
Other foreign operations [Member]
Reconciliation of income taxes from appropriate statutory rate to the consolidated effective income tax rate [Line Items]
Other	0.20%
United States foreign tax credit	(1.80%)
Other foreign operations (earnings taxed at other than the applicable statutory tax rate)	(17.60%)
Non-United States Operations [Member]
Reconciliation of income taxes from appropriate statutory rate to the consolidated effective income tax rate [Line Items]
Other		0.00%	0.00%
United States foreign tax credit		(12.40%)	(2.30%)
Other foreign operations (earnings taxed at other than the applicable statutory tax rate)		(14.90%)	(15.50%)
Worldwide Operations [Member]
Reconciliation of income taxes from appropriate statutory rate to the consolidated effective income tax rate [Line Items]
Adjustments to tax liabilities	(1.10%)	(5.70%)	(0.80%)
Adjustments to valuation allowance	0.80%	(1.30%)	(1.30%)
Effective Income Tax Rate [Member]
Reconciliation of income taxes from appropriate statutory rate to the consolidated effective income tax rate [Line Items]
Effective income tax expense rate	0.60%	2.50%	12.90%