Income Taxes Unrecognized Tax Benefits (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Income Tax Disclosure [Abstract]
Unrecognized Tax Benefits	$ 3,011	$ 2,878
Additions based on tax positions related to the current year	532	42
Additions for tax positions of prior years	281	260
Reductions for tax positions of prior years	(102)	(169)
Reductions as a result of a lapse of applicable statute of limitations	(70)	0
Other	(206)	0
Unrecognized Tax Benefits	$ 3,446	$ 3,011