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Business Acquisitions and Asset Purchases (Detail) (USD $)
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Dec. 31, 2013
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Dec. 20, 2013
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Dec. 31, 2012
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Dec. 31, 2011
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Dec. 10, 2013
Twitchy.com (business acquisition)
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Dec. 09, 2013
EverythingInspirational.com (asset purchases)
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Sep. 23, 2013
Land, San Antonio, Texas (asset purchase)
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Sep. 11, 2013
GodUpdates (asset purchase)
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Aug. 10, 2013
Christnotes.org (business acquisition)
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Feb. 15, 2013
WTOH-FM, Columbus, Ohio (business acquisition)
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May 29, 2012
WTOH-FM, Columbus, Ohio (business acquisition)
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Feb. 05, 2013
WGTK-FM, Greenville, South Carolina (business acquisition)
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Dec. 31, 2013
Purchase of various intangible Internet assets (asset purchases)
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Dec. 21, 2011
KTEK-AM, Houston, Texas (business acquisition)
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Mar. 28, 2011
WorshipHouseMedia.com (business acquisition)
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Mar. 14, 2011
WBZS-AM, Pawtucket, Rhode Island (business acquisition)
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Oct. 02, 2012
Godvine.com (business acquisition)
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Sep. 30, 2012
Godvine.com (business acquisition)
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Aug. 31, 2012
WLCC-AM, Tampa, Florida (business acquisition)
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Aug. 30, 2012
Sermonspice.com business acquisition (business acquisition)
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May 15, 2012
Churchangel.com and rchurch.com (asset purchase)
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Apr. 10, 2012
WKDL-AM, Warrenton, Virginia (business acquisition)
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Jan. 13, 2012
KTNO-AM, Dallas, Texas (business acquisition)
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Business Acquisition [Line Items] | |||||||||||||||||||||||
| Business acquisition, total Consideration | $ 12,820,000 | $ 500,000 | $ 10,695,000 | $ 9,151,000 | $ 1,536,000 | $ 400,000 | $ 500,000 | $ 250,000 | $ 500,000 | $ 4,000,000 | $ 300,000 | $ 5,427,000 | $ 207,000 | $ 2,601,000 | $ 6,000,000 | $ 550,000 | $ 4,200,000 | $ 4,200,000 | $ 1,150,000 | $ 3,000,000 | $ 165,000 | $ 30,000 | $ 2,150,000 |