Quarterly report pursuant to Section 13 or 15(d)

Capital Transactions - Narrative (Details)

v3.22.2
Capital Transactions - Narrative (Details) - USD ($)
 3 Months Ended 6 Months Ended 12 Months Ended
May 05, 2021
Apr. 05, 2021
Jun. 30, 2022
Mar. 31, 2022
Jun. 30, 2021
Mar. 31, 2021
Jun. 30, 2022
Jun. 30, 2021
Dec. 31, 2015
Mar. 08, 2022
Dec. 31, 2021
Mar. 10, 2021
Dec. 31, 2012
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                          
Common stock, dividends (in dollars per share)   $ 1.00                      
Dividends, common stock, cash   $ 19,900,000       $ 19,858,000              
Stock repurchase program, authorized amount                   $ 30,000,000   $ 15,000,000  
Repurchase of common stock (in shares)             741,000 77,000          
Repurchase of common stock     $ 4,000,000 $ 7,971,000 $ 1,500,000   $ 12,000,000 $ 1,500,000          
Stock repurchase program, remaining authorized repurchase amount     25,600,000       25,600,000            
2012 Stock Incentive Plan                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                          
Number of shares authorized under the plan (in shares)                         1,500,000
Additional number of shares authorized under the plan (in shares) 2,000,000               1,500,000        
Stock options                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                          
Share-based compensation expense     0   0   0 $ 0          
Unrecognized share-based compensation expense     $ 0       $ 0       $ 0    
Options outstanding (in shares)     143,000       143,000       172,000    
Aggregate intrinsic value, outstanding     $ 41,000       $ 41,000       $ 1,100,000    
Exercised (in shares)             29,000 50,000          
Exercised (in dollars per share)             $ 9.17 $ 12.00          
Aggregate intrinsic values of options exercised             $ 300,000 $ 400,000          
Tax benefit from the exercise of stock options             $ 100,000 200,000          
Weighted-average grant date fair value (in dollars per share)             $ 0            
Time-based stock options | Maximum                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                          
Vesting period             48 months            
Performance based stock options operating income margins                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                          
Operating income margin, one (as a percent)             6.00%            
Operating income margin, two (as a percent)             8.00%            
Operating income margin, three (as a percent)             10.00%            
Unvested stock options outstanding (in shares)     0       0       0    
Performance based stock options operating income margins | Minimum                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                          
Award performance period             1 year            
Performance based stock options operating income margins | Maximum                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                          
Award performance period             1 year 3 months            
RSUs                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                          
Share-based compensation expense     $ 300,000   600,000   $ 900,000 $ 1,000,000          
Unrecognized share-based compensation expense     $ 1,400,000       $ 1,400,000       $ 1,600,000    
Discount for lack of marketability             12.90%            
Award performance period             3 years            
Weighted-average period over which the remaining compensation cost is expected to be recognized             3 months 18 days            
Minimum withholding requirements (in shares)             80,000 121,000          
RSUs | 2012 Stock Incentive Plan                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                          
Granted (in shares)             164,000            
RSUs | Minimum                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                          
Expected volatility (as a percent)             50.10%            
Risk-free interest rate (as a percent)             3.30%            
RSUs | Minimum | 2012 Stock Incentive Plan                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                          
Vesting period             12 months            
RSUs | Maximum | 2012 Stock Incentive Plan                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                          
Vesting period             36 months            
RSUs | Director | 2012 Stock Incentive Plan                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                          
Restriction period for issuance of shares             2 years            
Nonvested subject to restriction period (in shares)     68,000       68,000       88,000    
Time-Based Restricted Stock Units (RSUs) | 2012 Stock Incentive Plan                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                          
Vesting period             3 years            
Weighted-average grant date fair value (in dollars per share)             $ 13.87            
Performance-Based Restricted Stock Units (RSUs)                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                          
Share-based compensation expense     $ 200,000   $ 500,000   $ 500,000 $ 900,000          
Performance-Based Restricted Stock Units (RSUs) | 2012 Stock Incentive Plan                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                          
Weighted-average grant date fair value (in dollars per share)             $ 6.01            
Performance-Based Restricted Stock Units (RSUs) | Maximum                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                          
Share based compensation potential compensation expense to be recognized     $ 2,400,000       $ 2,400,000            
Performance-Based Restricted Stock Units (RSUs) | Net Sales and Operating Income Targets | 2012 Stock Incentive Plan                          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                          
Vesting period             3 years