Employee Benefit Plans (Details 2) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Classification of liabilities in the Consolidated Balance Sheets
Current liabilities	$ 638,000	$ 1,475,000
Total liabilities	4,054,000	4,517,000
Plan expenses	600,000	600,000	700,000
Accrued compensation
Classification of liabilities in the Consolidated Balance Sheets
Current liabilities	638,000	1,475,000
Other liabilities
Classification of liabilities in the Consolidated Balance Sheets
Long-term liabilities	$ 3,416,000	$ 3,042,000