Intangible Assets
 3 Months Ended
Mar. 31, 2015
Intangible Assets  
Intangible Assets

3.  Intangible Assets

 

The gross carrying amounts of the Company’s indefinite-lived intangible assets consist of the following:

 

 

 

December 31,
2014

 

March 31,
2015

 

 

 

(in thousands)

 

 

 

 

 

 

 

Goodwill

 

$
1,642,083 

 

$
1,652,005 

 

Trademarks

 
57,709 

 
57,709 

 

Certificates of need

 
12,727 

 
12,848 

 

Accreditations

 
2,083 

 
2,083 

 

Total

 

$
1,714,602 

 

$
1,724,645 

 

 

The Company’s accreditations and trademarks have renewal terms. The costs to renew these intangibles are expensed as incurred. At March 31, 2015, the accreditations and trademarks have a weighted average time until next renewal of approximately 1.5 years and 5.2 years, respectively.

 

The changes in the carrying amount of goodwill for the Company’s reportable segments for the three months ended March 31, 2015 are as follows:

 

 

 

Specialty
Hospitals

 

Outpatient
Rehabilitation

 

Total

 

 

 

(in thousands)

 

Balance as of December 31, 2014

 

$
1,335,460 

 

$
306,623 

 

$
1,642,083 

 

Goodwill acquired during the period

 
9,922 

 

—

 
9,922 

 

Balance as of March 31, 2015

 

$
1,345,382 

 

$
306,623 

 

$
1,652,005