Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation and Other Benefit Plans - Summary of Option Activity (Details)

v3.8.0.1
Stock-Based Compensation and Other Benefit Plans - Summary of Option Activity (Details)
$ / shares in Units, $ in Thousands
3 Months Ended
Mar. 31, 2018
USD ($)
$ / shares
shares
2008 Stock Plan  
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Options, Outstanding | shares 1,415,350
Options, Exercised | shares (191,428)
Options, Forfeited | shares (11,875) [1]
Options, Outstanding | shares 1,212,047
Options, Exercisable | shares 936,397
Options, Vested | shares 936,397
Weighted Average Exercise Price, Outstanding | $ / shares $ 12.59
Weighted Average Exercise Price, Exercised | $ / shares 10.63
Weighted Average Exercise Price, Forfeited | $ / shares 13.33 [1]
Weighted Average Exercise Price, Outstanding | $ / shares 12.89
Weighted Average Exercise Price, Exercisable | $ / shares 12.51
Weighted Average Exercise Price, Vested | $ / shares $ 12.51
Aggregate Intrinsic Value, Exercised | $ $ 741
Aggregate Intrinsic Value, Outstanding | $ 1,951
Aggregate Intrinsic Value, Exercisable | $ 1,863
Aggregate Intrinsic Value, Vested | $ $ 1,863
Weighted Average Remaining Contractual Life (Years), Outstanding 5 years 5 months 4 days
Weighted Average Remaining Contractual Life (Years), Exercisable 4 years 10 months 6 days
Weighted Average Remaining Contractual Life (Years), Vested 4 years 10 months 6 days
2017 Stock Plan  
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Options, Outstanding | shares 127,927
Options, Granted | shares 4,850
Options, Outstanding | shares 132,777
Options, Exercisable | shares 75,600
Options, Vested | shares 75,600
Weighted Average Exercise Price, Outstanding | $ / shares $ 15.00
Weighted Average Exercise Price, Granted | $ / shares 15.00
Weighted Average Exercise Price, Outstanding | $ / shares 15.00
Weighted Average Exercise Price, Exercisable | $ / shares 15.00
Weighted Average Exercise Price, Vested | $ / shares $ 15.00
Weighted Average Remaining Contractual Life (Years), Outstanding 8 years 11 months 15 days
Weighted Average Remaining Contractual Life (Years), Exercisable 8 years 10 months 24 days
Weighted Average Remaining Contractual Life (Years), Vested 8 years 10 months 24 days
[1] Forfeitures are accounted for in the period they occur.