Income Taxes Income Taxes (Details) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Income Tax Disclosure [Abstract]
Effective income tax rate	15.10%	20.40%		23.40%
Income tax expense (benefit)	$ 1,367,000	$ 3,159,000	$ (1,870,000)	$ 6,670,000
Pre-tax income	9,066,000	15,484,000	681,000	28,564,000
Tax adjustments, settlements, and unusual provisions	$ 600,000		$ 2,000,000