Intangible Assets, Net - Additional Information (Detail)
|
3 Months Ended |
---|---|
Mar. 31, 2014
|
|
Referral relationships | Minimum
|
|
Finite Lived Intangible Assets [Line Items] | |
Estimated useful life | 6 years |
Referral relationships | Maximum
|
|
Finite Lived Intangible Assets [Line Items] | |
Estimated useful life | 16 years |
Non-competition agreements | Minimum
|
|
Finite Lived Intangible Assets [Line Items] | |
Estimated useful life | 5 years |
Non-competition agreements | Maximum
|
|
Finite Lived Intangible Assets [Line Items] | |
Estimated useful life | 6 years |