Quarterly report pursuant to Section 13 or 15(d)

Quarterly report pursuant to Section 13 or 15(d)

Recently Adopted and Issued Accounting Guidance - Additional Information (Detail)

v3.5.0.2
Recently Adopted and Issued Accounting Guidance - Additional Information (Detail) - USD ($)
Jun. 30, 2016
Dec. 31, 2015
Accounting Changes And Error Corrections [Abstract]    
Current deferred tax assets $ 8,500,000 $ 16,668,000