Income Taxes (Details Textual) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Income Taxes (Textual) [Abstract]
Percentage distribution of taxable income	90.00%
Federal statutory rates	34.00%
Income taxes paid	$ 617	$ 612	$ 538
Income tax benefit	$ (115)
Maximum [Member]
Income Tax Disclosure [Line Items]
Expiration of net operating loss carryforwards	2031
Minimum [Member]
Income Tax Disclosure [Line Items]
Expiration of net operating loss carryforwards	2027