Income Taxes (Reconciliation of Unrecognized Tax Benefits) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Balance at beginning of year	$ 3,119	$ 4,436	$ 4,816
Additions as a result of tax positions taken during the current year	528	858	462
Additions as a result of tax positions taken during prior years	442	283	518
Reductions as a result of tax positions taken during prior years	(460)	(575)	(791)
Reductions relating to settlements with taxing authorities	0	(1,342)	0
Reductions as a result of lapse of statute of limitations	(520)	(541)	(569)
Balance at end of year	$ 3,109	$ 3,119	$ 4,436