INCOME TAXES (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016	Dec. 31, 2016
INCOME TAXES
Effective income tax rate (as a percent)	61.50%	(25.80%)	110.20%	50.90%
Reconciliation of federal income taxes and reported income taxes
Statutory federal tax provision (benefit)	$ 38,000	$ 17,000	$ (43,000)	$ (38,000)
State income tax expense (benefit)	9,500	8,000	9,000	24,000
Income tax credits	(25,000)	(20,000)	(75,000)	(60,000)
Change in uncertain tax positions	2,500		7,500
Return to provision true up	74,000	(22,000)	74,000	(22,000)
Foreign tax benefit	(42,500)	44,000	(124,500)	44,000
Other	12,843	(40,000)	10,939	(4,000)
Income tax benefit	69,343	$ (13,000)	(141,061)	$ (56,000)
Unrecognized tax benefits
Net uncertain tax benefit positions that would increase (reduce) effective income tax rate, if recognized	$ 44,500		$ 44,500		$ 52,000