​

​

March 31, 

​

December 31, 

​

2023

2022

Compensation and fringe benefits

​

$

11,305

​

$

15,818

Accrued business acquisition consideration

​

12,416

​

12,500

Warranty reserve

​

2,326

​

2,160

Income taxes payable

​

​

4,737

​

​

3,934

Operating lease liabilities - current

​

​

4,525

​

​

4,224

Finance lease obligations - current

​

​

386

​

​

377

Contract liabilities

​

​

4,610

​

​

4,807

Other accrued expenses

​

5,417

​

4,301

​

​

$

45,722

​

$

48,121