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Goodwill and Other Intangible Assets (Tables)
 3 Months Ended
Mar. 31, 2013
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Goodwill
The following table summarizes the changes in the Company's carrying value of goodwill by reporting segment for the indicated periods:
 
December 31, 2012
 
 
 
 
 
March 31, 2013
 
Gross
Balance
 
Accumulated Impairment Losses
 
Additions
 
Translation and Other Adjustments
 
Gross
Balance
 
Accumulated Impairment Losses
 
 
 
 
 
 
 
 
 
 
 
 
GETS
$
50,720

 
$
(15,171
)
 
$
—

 
$
—

 
$
50,720

 
$
(15,171
)
PSS
25,109

 
(8,312
)
 
—

 
(663
)
 
24,446

 
(8,312
)
MRI
15,893

 
(6,230
)
 
—

 
(147
)
 
15,746

 
(6,230
)
Total goodwill
$
91,722

 
$
(29,713
)
 
$
—

 
$
(810
)
 
$
90,912

 
$
(29,713
)
Other Intangible Assets
The following tables summarize the changes in the Company's carrying value of other intangible assets during the indicated periods:
 
December 31, 2012
 
 
 
 
 
March 31, 2013
 
Gross
Balance
 
Accumulated Amortization
 
Additions
 
Amortization
 
Gross
Balance
 
Accumulated Amortization
 
 
 
 
 
 
 
 
 
 
 
 
Intangible assets subject to amortization:
 
 
 
 
 
 
 
 
 
 
 
Client relationships
$
11,960

 
$
(3,593
)
 
$
—

 
$
(258
)
 
$
11,960

 
$
(3,851
)
Trademarks
5,200

 
(67
)
 
—

 
(93
)
 
5,200

 
(160
)
Developed technology
460

 
(184
)
 
—

 
(23
)
 
460

 
(207
)
Non-compete
150

 
(75
)
 
—

 
(8
)
 
150

 
(83
)
Reacquired franchise rights
972

 
(206
)
 
—

 
(25
)
 
972

 
(231
)
Total intangible assets subject to amortization
18,742

 
(4,125
)
 
—

 
(407
)
 
18,742

 
(4,532
)
Indefinite-lived intangible assets:
 
 
 
 
 
 
 
 
 
 
 
Trademarks
2,165

 
—

 
—

 
—

 
2,165

 
—

Total other intangible assets
$
20,907

 
$
(4,125
)
 
$
—

 
$
(407
)
 
$
20,907

 
$
(4,532
)