Quarterly report pursuant to Section 13 or 15(d)

Significant Accounting Policies - Shares Used in Computation of Basic and Diluted Per Share Information (Details)

v3.21.2
Significant Accounting Policies - Shares Used in Computation of Basic and Diluted Per Share Information (Details) - shares
shares in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Accounting Policies [Abstract]        
Weighted average number of shares outstanding for basic per share calculation (in shares) 31,238 31,121 31,205 31,080
Effect of dilutive potential shares:        
Nonvested stock (in shares) 196 290 217 254
Adjusted weighted average shares for diluted per share calculation (in shares) 31,434 31,411 31,422 31,334
Anti-dilutive shares (in shares) 6 0 118 5