(10) Accumulated Other Comprehensive Loss (Details) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Accumulated other comprehensive (loss) income at beginning of period	$ (1,637,656)		$ (1,650,050)
Other comprehensive (loss) income before reclassifications	(2,064)		9,258
Amounts reclassified from accumulated other comprehensive (loss) income	1,790		2,862
Total other comprehensive (loss) income	(274)	(125,438)	12,120	(223,821)
Accumulated other comprehensive (loss) income at end of period	(1,637,930)		(1,637,930)
Foreign Currency Translation
Accumulated other comprehensive (loss) income at beginning of period	(1,586,348)		(1,601,138)
Other comprehensive (loss) income before reclassifications	(932)		13,858
Amounts reclassified from accumulated other comprehensive (loss) income	0		0
Total other comprehensive (loss) income	(932)		13,858
Accumulated other comprehensive (loss) income at end of period	(1,587,280)		(1,587,280)
Net Unrealized Gains On Marketable Securities
Accumulated other comprehensive (loss) income at beginning of period	4,760		6,210
Other comprehensive (loss) income before reclassifications	(1,961)		(212)
Amounts reclassified from accumulated other comprehensive (loss) income	(346)		(3,545)
Total other comprehensive (loss) income	(2,307)		(3,757)
Accumulated other comprehensive (loss) income at end of period	2,453		2,453
Net Minimum Pension Liability
Accumulated other comprehensive (loss) income at beginning of period	(56,068)		(55,122)
Other comprehensive (loss) income before reclassifications	829		(4,388)
Amounts reclassified from accumulated other comprehensive (loss) income	2,136		6,407
Total other comprehensive (loss) income	2,965		2,019
Accumulated other comprehensive (loss) income at end of period	$ (53,103)		$ (53,103)