Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Current assets
Cash and cash equivalents	$ 5,944	$ 18,364
Accounts receivable (less allowance for doubtful accounts of $54 and $474 at September 30, 2024 and December 31, 2023, respectively)	33,275	34,313
Contract assets and unbilled accounts receivable	9,260	7,935
Prepaid expenses	2,119	1,915
Prepaid income taxes and income tax receivable	1,758	1,758
Other current assets	1,467	928
Total current assets	53,823	65,213
Property, plant and equipment (less accumulated depreciation of $38,845 and $36,533, respectively)	9,310	8,855
Right-of-use assets	22,926	25,417
Other assets
Intangible assets, net	2,280	2,820
Goodwill	1,926	1,926
Deferred tax assets, net	17,128	17,268
Other long-term assets	734	1,258
Total other assets	22,068	23,272
Total assets	108,127	122,757
Current liabilities
Accounts payable and accrued expenses	20,880	23,176
Accrued payroll and related expenses	4,476	5,615
Deferred revenue and customer advances	3,400	3,195
Customer postage and program deposits	1,430	1,815
Other current liabilities	2,995	9,495
Current portion of lease liabilities	3,762	4,815
Total current liabilities	36,943	48,111
Long-term lease liabilities, net of current portion	21,469	23,691
Other long-term liabilities	1,767	1,928
Total liabilities	87,078	102,900
Stockholders’ equity
Common stock, $1 par value, 25,000,000 shares authorized; 12,221,484 shares issued, 7,353,162 and 7,224,718 shares outstanding at September 30, 2024 and December 31, 2023, respectively	12,221	12,221
Additional paid-in capital	125,173	157,889
Retained earnings	817,057	844,920
Less treasury stock, 4,868,322 shares at cost at September 30, 2024 and 4,996,766 shares at cost at December 31, 2023	(916,993)	(951,083)
Accumulated other comprehensive loss	(16,409)	(44,090)
Total stockholders’ equity	21,049	19,857
Total liabilities and stockholders’ equity	108,127	122,757
Qualified Plan
Current liabilities
Pension liabilities	8,931	10,540
Nonqualified Plan
Current liabilities
Pension liabilities	$ 17,968	$ 18,630