Property, Plant and Equipment (Tables)

12 Months Ended

Dec. 31, 2015

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment

We compute depreciation using the straight-line method over estimated useful lives as follows:

Buildings and improvements	15 to 45 years
Leasehold improvements	Shorter of term of lease or useful life
Broadcast transmission towers and related equipment	15 to 35 years
Other broadcast and program production equipment	3 to 15 years
Computer hardware	3 to 5 years
Office and other equipment	3 to 10 years

Property, plant and equipment consisted of the following:

	As of December 31,
(in thousands)	2015		2014
Land and improvements	$	59,176	$	30,047
Buildings and improvements	141,510		101,252
Equipment	303,867		235,715
Computer software	17,664		17,819
Total	522,217		384,833
Accumulated depreciation	251,170		226,992
Net property, plant and equipment	$	271,047	$	157,841