Intangible Assets, Net - Intangible Assets, Net (Detail) (USD $)
In Thousands, unless otherwise specified |
Dec. 31, 2013
|
Dec. 31, 2012
|
---|---|---|
Finite-Lived Intangible Assets [Line Items] | ||
Total | $ 14,479 | $ 12,146 |
Tradenames [Member]
|
||
Finite-Lived Intangible Assets [Line Items] | ||
Total | 9,814 | 7,973 |
Referral relationships [Member]
|
||
Finite-Lived Intangible Assets [Line Items] | ||
Total | 3,959 | 3,501 |
Non competition agreements [Member]
|
||
Finite-Lived Intangible Assets [Line Items] | ||
Total | $ 706 | $ 672 |