Description of Business and Basis of Presentation - Additional Information (Detail)	1 Months Ended
	Jun. 28, 2013
Organization Consolidation And Presentation Of Financial Statements [Abstract]
Description of distribution ratio	A distribution ratio of one share of Company Class A or Class B Common Stock for every four shares of 21st Century Fox Class A or Class B Common Stock, respectively, held of record as of June 21, 2013