Stockholders' Equity (Tables)

6 Months Ended

Jun. 30, 2017

Components of Accumulated Other Comprehensive Loss

The changes in accumulated other comprehensive loss, net of tax, by components are as follows (in thousands):



	Balance as of December 31, 2016			Net Change			Balance as of June 30, 2017
Foreign currency translation adjustment ("CTA") gain (loss)	$	(1,031,129	)	$	307,921		$	(723,208	)
Unrealized gain (loss) on cash flow hedges ⁽¹⁾	30,704			(39,398		)	(8,694		)
Unrealized gain (loss) on available-for-sale securities ⁽²⁾	2,110			(330		)	1,780
Net investment hedge CTA gain (loss)	49,989			(130,398		)	(80,409		)
Net actuarial gain (loss) on defined benefit plans ⁽³⁾	(816		)	26			(790		)
Total	$	(949,142	)	$	137,821		$	(811,321	)


⁽¹⁾	Refer to Note 6 for a discussion of the amounts reclassified from accumulated other comprehensive income (loss) to net income (loss).


⁽²⁾	No realized gains and losses were reclassified from accumulated other comprehensive income (loss) to net income (loss) for the six months ended June 30, 2017.

⁽³⁾

The Company has a defined benefit pension plan covering all employees in one country where such plan is mandated by law. The Company does not have any defined benefit plans in any other countries. The unamortized gain (loss) on defined benefit plans includes gains or losses resulting from a change in the value of either the projected benefit obligation or the plan assets resulting from a change in an actuarial assumption, net of amortization.

Stock-Based Compensation Expense Recognized in Company's Condensed Consolidated Statement of Operations

The following table presents, by operating expense category, the Company's stock-based compensation expense recognized in the Company's condensed consolidated statement of operations (in thousands):



	Three Months Ended June 30,				Six Months Ended June 30,
	2017		2016		2017		2016
Cost of revenues	$	3,178	$	3,441	$	6,089	$	6,438
Sales and marketing	13,426		10,714		24,398		20,485
General and administrative	29,021		25,168		53,461		46,915
Total	$	45,625	$	39,323	$	83,948	$	73,838