Income Taxes (Unrecognized Tax Benefits) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014		Dec. 31, 2013
Reconciliation of Unrecognized Income Tax Benefits
Balance at January 1,	$ 912		$ 1,120
Additions based on income tax positions related to current year	0		0
Additions for income tax positions of prior years	12,318	[1]	224	[1]
Deductions for income tax positions of prior years	(52)		(238)
Statute of limitation expirations	(155)		(194)
Settlements	0		0
Balance at December 31,	$ 13,023		$ 912

[1] Includes deferred tax benefits that could reduce future tax liabilities.