Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2016

Components of Accumulated Other Comprehensive Income (Loss)

The following table presents the components of accumulated other comprehensive income (loss) as of December 31, 2014, 2015 and 2016:


	Year Ended December 31, 2014									Year Ended December 31, 2015									Year Ended December 31, 2016
	US$									US$									US$
	Foreign currency items			Defined benefit pension plans			Accumulated other comprehensive income (loss)			Foreign currency items			Defined benefit pension plans			Accumulated other comprehensive income (loss)			Foreign currency items			Defined benefit pension plans			Accumulated other comprehensive income (loss)
Beginning balance		4,556			(461	)		4,095			3,354			(849	)		2,505			1,486			(853	)		633
Current-period change		(1,202	)		(388	)		(1,590	)		(1,868	)		(4	)		(1,872	)		(1,555	)		(110	)		(1,665	)

Ending balance		3,354			(849	)		2,505			1,486			(853	)		633			(69	)		(963	)		(1,032	)

Revised Previously Reported Consolidated Statements of Cash Flows

The following table reflects the adjustments made to the consolidated statements of cash flows to confirm prior period classifications under the new guidance for the periods presented:


	As Reported			Adjustment			As Adjusted
	US$			US$			US$
Year Ended December 31, 2013:
Net cash provided by operating activities		49,128			—			49,128
Net cash used in investing activities		(12,815	)		89			(12,726	)
Net cash used in financing activities		(29,493	)		—			(29,493	)

Net increase (decrease) in cash, cash equivalents, and restricted cash*		6,820			89			6,909
Effect of exchange rate changes		166			—			166
Cash, cash equivalents, and restricted cash* at beginning of year		154,734			17,775			172,509

Cash, cash equivalents, and restricted cash* at end of year		161,720			17,864			179,584

Year Ended December 31, 2014:
Net cash provided by operating activities		68,725			—			68,725
Net cash used in investing activities		(15,413	)		3,817			(11,596	)
Net cash used in financing activities		(19,710	)		—			(19,710	)

Net increase (decrease) in cash, cash equivalents, and restricted cash*		33,602			3,817			37,419
Effect of exchange rate changes		(1,111	)		—			(1,111	)
Cash, cash equivalents, and restricted cash* at beginning of year		161,720			17,864			179,584

Cash, cash equivalents, and restricted cash* at end of year		194,211			21,681			215,892

Year Ended December 31, 2015:
Net cash provided by operating activities		65,946			—			65,946
Net cash used in investing activities		(58,414	)		(44	)		(58,458	)
Net cash used in financing activities		(20,271	)		—			(20,271	)

Net increase (decrease) in cash, cash equivalents, and restricted cash*		(12,739	)		(44	)		(12,783	)
Effect of exchange rate changes		(953	)		—			(953	)
Cash, cash equivalents, and restricted cash* at beginning of year		194,211			21,681			215,892

Cash, cash equivalents, and restricted cash* at end of year		180,519			21,637			202,156

*	The restricted cash is only included in the amount of “as adjusted” item.

Reconciliation of Cash Cash Equivalents and Restricted cash

To early adopt the accounting update, the Company has amended the presentation of changes in cash and cash equivalents by explaining the changes in the total of cash, cash equivalents, and restricted cash. The following table provides a reconciliation of cash, cash equivalents, and restricted cash reported within the consolidated balance sheets that sum to the total of the same such amounts shown in the statement of cash flows.


	As of December 31
	2013		2014		2015		2016
	US$		US$		US$		US$
Cash and cash equivalents		161,720		194,211		180,519		274,483
Restricted cash included in restricted assets-current		15,299		19,322		19,328		44,393
Restricted cash included in other assets		2,565		2,359		2,309		2,301

Total cash, cash equivalents, and restricted cash shown in the statements of cash flows		179,584		215,892		202,156		321,177