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Income Taxes (Unrecognized Tax Benefit) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Income Tax Disclosure [Abstract]
Unrecognized tax benefits, Beginning Balance	$ 11,553	$ 9,410	$ 5,723
Gross additions, current year	1,834	2,196	2,392
Gross reductions, current year	0	0	0
Tax positions related to current year	1,834	2,196	2,392
Gross additions, prior year	3,435	1,990	1,992
Gross reductions, prior year	0	0	0
Tax positions related to prior years tax positions	3,435	1,990	1,992
Settlements	(3,772)	(99)	0
Lapses on statute of limitations	(1,022)	(1,944)	(697)
Unrecognized tax benefits, Ending Balance	$ 12,028	$ 11,553	$ 9,410

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Unrecognized tax benefits decreases and increases resulting from current period tax positions.

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Unrecognized Tax Benefits, Increases (Decreases) Resulting From Prior Period Tax Positions

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

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-Publisher FASB

-Name Accounting Standards Codification

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Amount of decrease in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return.

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Amount of decrease in unrecognized tax benefits resulting from settlements with taxing authorities.

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