Acquisitions (Narrative) (Details) (USD $)	0 Months Ended	3 Months Ended				12 Months Ended				0 Months Ended			0 Months Ended			0 Months Ended	1 Months Ended		12 Months Ended							1 Months Ended					1 Months Ended	12 Months Ended
	Jun. 19, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Mar. 31, 2013	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2014 Other intangible assets [Member]	Feb. 28, 2014 KMOV [Member]	Jun. 30, 2014 KMOV [Member]	Jun. 30, 2014 KMOV [Member] Other intangible assets [Member]	Jun. 19, 2014 KTVK [Member]	Jun. 30, 2014 KTVK [Member]	Jun. 30, 2014 KTVK [Member] Other intangible assets [Member]	Jun. 19, 2014 KASW [Member]	Oct. 31, 2012 LivingtheCountryLife [Member]	May 31, 2013 Parenting [Member]	Jun. 30, 2014 Parenting [Member]	Jun. 30, 2013 Parenting [Member]	Jun. 30, 2013 Parenting [Member] Customer lists [Member]	Jun. 30, 2013 Parenting [Member] Advertiser relationships [Member]	Jun. 30, 2013 Parenting [Member] Developed content [Member]	Jun. 30, 2013 Parenting [Member] Internet domain names [Member]	Jun. 30, 2013 Parenting [Member] Trademarks [Member]	Jul. 31, 2011 EatingWell [Member]	Oct. 31, 2011 Rachael Ray [Member]	Jan. 31, 2012 FamilyFun [Member]	Mar. 31, 2012 Allrecipes.com [Member]	Jun. 30, 2012 Allrecipes.com [Member]	May 31, 2012 ShopNation [Member]	Jun. 30, 2014 ShopNation [Member]	Jun. 30, 2013 ShopNation [Member]
Business Acquisition [Line Items]
Payments for acquisitions of businesses	$ 222,800,000					$ 417,461,000	$ 50,190,000	$ 248,964,000		$ 185,800,000			$ 189,900,000			$ 32,900,000	$ 1,400,000	$ 41,500,000								$ 27,800,000	$ 4,300,000	$ 12,100,000	$ 175,000,000		$ 4,000,000
Percentage of voting interests acquired																	49.00%									100.00%				100.00%	100.00%
Acquisition-date fair value of consideration transferred																		45,500,000													10,400,000
Acquisition-date fair value of consideration transferred, contingent consideration																		4,000,000													6,400,000
Estimate of future aggregate contingent payments, low range																			0
Estimate of future aggregate contingent payments, high range																			7,500,000													0
Purchase price allocation, definite-lived intangible assets		26,488,000				26,488,000			16,733,000		13,140,000	3,385,000		13,348,000	13,348,000						1,500,000	1,300,000	900,000	3,100,000	1,700,000
Goodwill		841,627,000				841,627,000	788,854,000	733,127,000												56,400,000
Goodwill, expected tax deductible amount		52,600,000				52,600,000														33,000,000
Acquisition related costs		2,400,000	1,500,000	1,600,000	5,100,000	5,500,000	5,100,000	2,700,000
Reduction in estimated contingent consideration payable		$ (2,300,000)	$ (2,300,000)	$ (1,100,000)	$ (2,500,000)	$ (5,700,000)	$ (2,500,000)	$ (1,018,000)											$ (2,300,000)													$ (3,400,000)	$ (2,500,000)