Fair Value of Financial Instruments Fair Value of Financial Instruments (Details 1) (USD $)	3 Months Ended
	Mar. 31, 2014
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Sensitivity Analysis of Fair Value, Transferor's Interests in Transferred Financial Assets, Impact of 20 Percent Adverse Change in Discount Rate	$ 200,000
Fair Value, Inputs, Level 3 [Member] | Accrued Liabilities [Member]
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Beginning balance	8,110,000
Included in earnings	92,000	[1]
Ending balance	$ 8,202,000

[1] (1)Accretion of the present value of the contingent liability is recorded in interest expense and other in the Company's consolidated statements of comprehensive income. A 1 percent change in the discount rate would have an impact on the fair value of the contingent liability of approximately $0.2 million.