Employee Benefit Plans (Employee Savings and Stock Ownership Plan - Debt) (Details) (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Debt Instrument
Loans Payable	$ 1,200,000		$ 1,500,000
Repayments of Notes Payable	256,000	51,000	49,000
Employee Stock Ownership Plan (ESOP), Plan | Loans Receivable
Debt Instrument
Note, Loans nd Financing Receivable, Gross, Current, Loan to Repay Third Party Loan	500,000
Notes, Loans and Financing Receivable, Gross, Current	1,000,000
Loans Payable	$ 1,200,000		$ 1,500,000