Accumulated Other Comprehensive Income (Tables)

12 Months Ended

Dec. 31, 2018

Equity [Abstract]

Changes in Accumulated Other Comprehensive Income by Component, Net of Tax

The changes in accumulated other comprehensive income by component, net of tax, were as follows:

	Foreign currency translation adjustment			Unrealized gain on available-for-sale debt securities			Total
	RMB			RMB			RMB
Balance at December 31, 2015		161,137			—			161,137
Net current-period other comprehensive income		195,255			2,978			198,233
Balance at December 31, 2016		356,392			2,978			359,370
Other comprehensive (loss)/income before reclassification		(264,774	)		52,744			(212,030	)
Amounts reclassified from accumulated other comprehensive income		—			(54,214	)		(54,214	)
Net current-period other comprehensive loss		(264,774	)		(1,470	)		(266,244	)
Other comprehensive loss attributable to noncontrolling interests		—			—			—
Balance at December 31, 2017		91,618			1,508			93,126
Other comprehensive income before reclassification		1,787,553			58,335			1,845,888
Amounts reclassified from accumulated other comprehensive income		—			(59,024	)		(59,024	)
Net current-period other comprehensive income/(loss)		1,787,553			(689	)		1,786,864
Other comprehensive income attributable to noncontrolling interests		—			(44	)		(44	)
Balance at December 31, 2018		1,879,171			775			1,879,946
Balance at December 31, 2018 in US$		273,314			113			273,427

Tax Effect Allocated to Component of Other Comprehensive Income

The following table sets forth the tax effect allocated to each component of other comprehensive income for the year ended December 31, 2018:

	For the year ended December 31,
	2016		2017		2018			2018
	RMB		RMB		RMB			US$
Unrealized gains on available-for-sale debt securities
Other comprehensive income before reclassification		—		—		(1,499	)		(218	)
Amounts reclassified from accumulated other comprehensive income		—		—		1,405			204
Net current-period other comprehensive income/(loss)		—		—		(94	)		(14	)