Quarterly report pursuant to sections 13 or 15(d)

Fair Value Measurements - Additional Information (Detail)

v2.4.0.8
Fair Value Measurements - Additional Information (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Mar. 31, 2013
Fair Value Inputs, Liabilities, Quantitative Information [Line Items]    
Contingent liability $ 238 $ 841