(9) Accumulated Other Comprehensive Loss (Details) (USD $)	3 Months Ended
	Mar. 31, 2013
Accumulated other comprehensive (loss) income at January 1, 2013	$ (1,650,050)
Other comprehensive income (loss) before reclassifications	31,816
Amounts reclassified from accumulated other comprehensive income	2,160
Total other comprehenisve income (loss)	33,976
Accumulated other comprehensive (loss) income at March 31, 2013	(1,616,074)
Foreign Currency Translation
Accumulated other comprehensive (loss) income at January 1, 2013	(1,601,138)
Other comprehensive income (loss) before reclassifications	34,527
Amounts reclassified from accumulated other comprehensive income	0
Total other comprehenisve income (loss)	34,527
Accumulated other comprehensive (loss) income at March 31, 2013	(1,566,611)
Net Unrealized Gains On Marketable Securities
Accumulated other comprehensive (loss) income at January 1, 2013	6,210
Other comprehensive income (loss) before reclassifications	4,007
Amounts reclassified from accumulated other comprehensive income	0
Total other comprehenisve income (loss)	4,007
Accumulated other comprehensive (loss) income at March 31, 2013	10,217
Net Minimum Pension Liability
Accumulated other comprehensive (loss) income at January 1, 2013	(55,122)
Other comprehensive income (loss) before reclassifications	(6,718)
Amounts reclassified from accumulated other comprehensive income	2,160
Total other comprehenisve income (loss)	(4,558)
Accumulated other comprehensive (loss) income at March 31, 2013	$ (59,680)