9. INCOME TAXES (Detail) - Income Tax Expense (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Federal:
Current	$ 3,946,096	$ 2,585,271	$ 2,854,818
Deferred	307,639	366,042	236,444
Total Federal	4,253,735	2,951,313	3,091,262
State & local:
Current	26,073	259,034	103,993
Deferred	(242,227)	230,018	115,386
Total State & local	(216,154)	489,052	219,379
Foreign
Current	197,538	298,752	275,476
Deferred	(2,465)	(11,548)	(12,630)
Total Foreign	195,073	287,204	262,846
Total	$ 4,232,654	$ 3,727,569	$ 3,573,487