SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)

12 Months Ended

Dec. 31, 2015

Accounting Policies [Abstract]

Components of accumulated other comprehensive income, net of tax

At December 31, 2015 and 2014, the components of accumulated other comprehensive income (loss), net of tax, are as follows (in thousands):

	Year Ended December 31,
	2015			2014
Foreign currency translation adjustment	(10,606		)	(2,933		)
Unrealized change on non-marketable securities	1,151			1,219
Unrealized change on cash flow hedges	75			1,102
Total accumulated other comprehensive income (loss), net of tax	$	(9,380	)	$	(612	)

Reclassification out of Accumulated Other Comprehensive Income

The following table summarizes the amounts reclassified out of accumulated other comprehensive income (loss), net of tax, for the year ended December 31, 2015 (in thousands):

	December 31, 2014			(Decrease) / Increase			Reclassification Adjustment			December 31, 2015
Foreign currency translation adjustment	$	(2,933	)	$	(7,574	)	$	(99	)	$	(10,606	)
Unrealized change on non-marketable securities	1,219			(68		)	—			1,151
Unrealized change on cash flow hedges	1,102			2,162			(3,189		)	75
Total accumulated other comprehensive income (loss), net of tax	$	(612	)	$	(5,480	)	$	(3,288	)	$	(9,380	)

Antidilutive securities excluded from diluted earnings per common share

The potentially dilutive securities excluded from diluted earnings per common share on an actual outstanding basis, were as follows (in thousands):

	Year Ended December 31,
	2015	2014	2013
Employee stock options	2,053	4,195	5,141
Employee stock purchase plan	25	121	153
Restricted stock and restricted stock units	1,716	3,118	4,161
Convertible notes	17,857	17,857	17,862
Total	21,651	25,291	27,317