INCOME TAXES (Details) (USD $)	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012	Dec. 31, 2013	Dec. 31, 2012
INCOME TAXES
Effective income tax rate (as a percent)	29.00%	35.00%			28.00%	32.00%
Reconciliation of federal income taxes and reported income taxes
Statutory federal tax provision	$ 105,000	$ 61,000	$ 245,000	$ 186,000
State income taxes	16,000	2,000	39,000	18,000
Income tax credits	(48,000)	(4,000)	(151,000)	(10,000)
Change in uncertain tax positions	11,000	10,000	33,000	18,000
Other	3,000	(12,000)	(2,000)	(20,000)
Income tax expense	87,000	57,000	164,000	192,000
Unrecognized tax benefits
Net uncertain tax benefit positions that would reduce effective income tax rate, if recognized	182,000		182,000
Increase in uncertain tax positions related to R&E credits			$ 42,000