Supplemental Consolidated Financial Results on Unaudited Pro Forma Basis, as If the Acquisition Had Been Consummated on Beginning of Period (Detail) - LinkedIn Corporation - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
Business Acquisition [Line Items]
Revenue	$ 98,291	$ 94,490
Net income	$ 25,179	$ 19,128
Diluted earnings per share	$ 3.21	$ 2.38