Quarterly report pursuant to Section 13 or 15(d)

Business Acquisitions and Asset Purchases (Detail)

v2.4.0.8
Business Acquisitions and Asset Purchases (Detail) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2013
Sep. 11, 2013
GodUpdates (asset purchase)
Aug. 10, 2013
Christnotes.org (business acquisition)
Feb. 15, 2013
WTOH-FM, Columbus, Ohio (business acquisition)
Feb. 05, 2013
WGTK-FM, Greenville, South Carolina (business acquisition)
Sep. 30, 2013
Purchase of various intangible Internet assets (asset purchases)
Business Acquisition [Line Items]            
Business acquisition, total cost $ 10,384 $ 250 $ 500 $ 4,000 $ 5,427 $ 207