Quarterly report pursuant to Section 13 or 15(d)

Capital Transactions - Narrative (Details)

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Capital Transactions - Narrative (Details)
 3 Months Ended 9 Months Ended 12 Months Ended
May 05, 2021
shares
Sep. 30, 2024
USD ($)
shares
Jun. 30, 2024
USD ($)
Mar. 31, 2024
USD ($)
Sep. 30, 2023
USD ($)
Jun. 30, 2023
USD ($)
Mar. 31, 2023
USD ($)
Sep. 30, 2024
USD ($)
vestingInstallment
$ / shares
shares
Sep. 30, 2023
USD ($)
$ / shares
shares
Dec. 31, 2015
shares
Dec. 31, 2023
USD ($)
shares
Mar. 08, 2022
USD ($)
Mar. 10, 2021
USD ($)
Dec. 31, 2012
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Stock repurchase program, authorized amount                       $ 30,000,000 $ 15,000,000  
Repurchase of common stock (in shares) | shares               509,000 180,000          
Repurchase of common stock   $ 711,000 $ 5,876,000 $ 1,848,000 $ 1,308,000 $ 97,000 $ 823,000 $ 8,400,000 $ 2,200,000          
Stock repurchase program, remaining authorized repurchase amount   9,200,000           9,200,000            
2012 Stock Incentive Plan                            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Number of shares authorized under the plan (in shares) | shares                           1,500,000
Additional number of shares authorized under the plan (in shares) | 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) | shares   75,000           75,000     75,000      
Aggregate intrinsic value, outstanding   $ 200,000           $ 200,000     $ 500,000      
Exercised (in shares) | shares               0 27,000          
Granted (in dollars per share) | $ / shares               $ 0 $ 13.88          
Intrinsic value                 $ 100,000          
Tax benefit                 100,000          
Weighted-average grant date fair value (in dollars per share) | $ / shares               $ 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 (percentage)               6.00%            
Operating income margin, two (percentage)               8.00%            
Operating income margin, three (percentage)               10.00%            
Unvested stock options outstanding (in shares) | shares   0           0     0      
Performance based stock options operating income margins | Minimum                            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Vesting period               1 year            
Performance based stock options operating income margins | Maximum                            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Vesting period               1 year 3 months            
RSUs                            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Share-based compensation expense   $ 700,000     1,000,000.0     $ 2,600,000 $ 2,900,000          
Unrecognized share-based compensation expense   $ 3,200,000           $ 3,200,000     $ 3,500,000      
Weighted-average period over which the remaining compensation cost is expected to be recognized               9 months 18 days            
Minimum withholding requirements (in shares) | shares               63,000 48,000          
RSUs | 2012 Stock Incentive Plan                            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Granted (in shares) | shares               390,000            
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) | shares   110,000           110,000     100,000      
Time-Based Restricted Stock Units (RSUs), 1-year Vesting | 2012 Stock Incentive Plan                            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Vesting period               1 year            
Weighted-average grant date fair value (in dollars per share) | $ / shares               $ 16.96            
Number of vesting installments | vestingInstallment               12            
Time-Based Restricted Stock Units (RSUs), 3-year Vesting | 2012 Stock Incentive Plan                            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Vesting period               3 years            
Adjusted EBITDA Performance-Based Restricted Stock Units | 2012 Stock Incentive Plan                            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Vesting period               1 year            
Weighted-average grant date fair value (in dollars per share) | $ / shares               $ 17.25            
Performance-Based Restricted Stock Units (RSUs)                            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                            
Share-based compensation expense   $ 300,000     $ 300,000     $ 900,000 $ 900,000          
Share based compensation potential compensation expense to be recognized   2,700,000           2,700,000            
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   $ 7,500,000           $ 7,500,000