Quarterly report pursuant to Section 13 or 15(d)

Schedule of Changes in Common Stock Outstanding (Detail)

v3.8.0.1
Schedule of Changes in Common Stock Outstanding (Detail) - Common Stock
9 Months Ended
Sep. 30, 2017
shares
Class of Stock [Line Items]  
Beginning Balance 20,893,262
Shares issued for stock-based compensation 195,365
Shares issued for contingent consideration 173,199
Ending Balance 21,261,826