Quarterly report pursuant to Section 13 or 15(d)

Earnings Per Share - Additional Information (Detail)

v2.4.1.9
Earnings Per Share - Additional Information (Detail)
3 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Earnings Per Share Reconciliation [Abstract]    
Dilutive options and restricted stock 0us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements  
Option to purchase shares, anti-dilutive 5,772,271us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount 4,542,350us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount