Income Taxes Income Taxes Details 6 (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Beginning Balance	$ 191,680	$ 177,830	$ 184,899
Reductions to tax positions related to the current year		(1,075)	(3,019)
Additions to tax positions related to the acquisition of Stewart, offset to goodwill			1,556
Reductions to tax positions related to prior years			(8,800)
Reductions to tax positions related to the acquisition offset to goodwill		(1,556)	(2,844)
Additions to tax positions related to the current year	3,235	8,721
Additions to tax positions related to prior years		(10,085)
Reductions to tax positions related to prior years	(12,370)	(2,325)
Ending Balance	182,545	191,680	177,830
Unrecognized Tax Benefits that Would Impact Effective Tax Rate	157,200	154,800	106,300
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued	51,600	47,600	44,500
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense	$ 4,000	$ 3,100	$ 3,000

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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- Definition

Amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 15A
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=6907707&loc=SL6600010-109319

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Unrecognized Tax Benefit
-URI http://asc.fasb.org/extlink&oid=6527854

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Amount of decrease in unrecognized tax benefits resulting from acquisitions.

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Amount accrued for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
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-Paragraph 15
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32718-109319

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Amount of expense for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.

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The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate.

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