Quarterly report pursuant to Section 13 or 15(d)

Basis of Presentation of Interim Period Statements - Summary of Basic and Diluted Common Shares Outstanding (Detail)

v3.19.3
Basis of Presentation of Interim Period Statements - Summary of Basic and Diluted Common Shares Outstanding (Detail) - shares
shares in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Weighted Average Number Of Shares Outstanding Diluted Disclosure Items [Abstract]        
Weighted average number of basic shares outstanding 7,483 7,369 7,433 7,327
Effect of dilutive securities 228 274 253 325
Weighted average number of diluted shares outstanding 7,711 7,643 7,686 7,652