Summary of Significant Accounting Policies - Summary of Reconciliation of Contingent Consideration (Detail) - USD ($) $ in Thousands		12 Months Ended
	May. 31, 2015	Dec. 31, 2015
Schedule Of Reconciliation Of Contingent Consideration [Line Items]
Beginning balance		$ 0
Initial Valuation		19,700
Revaluation Adjustments		0
Payments of earn-out liability		(870)
Ending balance		18,830
JBBR Acquisition [Member]
Schedule Of Reconciliation Of Contingent Consideration [Line Items]
Beginning balance		0
Initial Valuation	$ 19,700	19,700
Revaluation Adjustments		0
Payments of earn-out liability		(870)
Ending balance	$ 19,700	$ 18,830