Significant Accounting Policies (Details Textual)	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Restricted shares [Member]
Significant Accounting Policies (Textual) [Abstract]
Unvested restricted shares included in determining basic and diluted earnings per share	38,000	72,000	38,000	72,000
Stock options [Member]
Significant Accounting Policies (Textual) [Abstract]
Stock options included in determining diluted earnings per share	42,000	48,000	42,000	48,000
Stock options antidilutive and not included in determining diluted earnings per share	164,000	199,000	164,000	199,000
Stock warrant [Member]
Significant Accounting Policies (Textual) [Abstract]
Stock warrant included in determining diluted earnings per share	616,000	616,000	616,000	616,000