Accounting Policies (Detail Textuals) (USD $)	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Organization, Consolidation and Presentation Of Financial Statements [Abstract]
Federal income tax expense	$ 40,000	$ 296,000
State income tax expense	2,000	2,000
Foreign tax benefit	$ (73,000)	$ (71,000)
Estimated annualized consolidated effective tax rate for year 2013	29.20%