Consolidated Balance Sheets - USD ($) $ in Thousands		Dec. 31, 2022	Dec. 31, 2021
Current assets
Cash and cash equivalents		$ 10,364	$ 11,911
Restricted cash		0	3,222
Accounts receivable (less allowance of $163 at December 31, 2022 and $266 at December 31, 2021)		39,700	41,051
Unbilled accounts receivable		7,893	8,134
Contract assets		309	622
Prepaid expenses		2,176	1,948
Prepaid income tax and income tax receivable		4,262	7,456
Other current assets		1,607	1,031
Total current assets		66,311	75,375
Property, plant and equipment
Buildings and improvements		4,387	6,430
Equipment and furniture		20,478	21,189
Software		20,724	29,949
Software development and equipment installations in progress		8,947	2,691
Gross property, plant and equipment		54,536	60,259
Less accumulated depreciation		(44,013)	(52,512)
Net property, plant and equipment	[1]	10,523	7,747
Right-of-use assets		19,169	22,142
Other assets
Intangible assets, net		3,540	0
Goodwill		2,398	0
Deferred tax assets, net		16,306	0
Other long-term assets		1,737	2,597
Other assets		23,981	2,597
Total assets		119,984	107,861
Current liabilities
Accounts payable and accrued expenses		22,465	16,132
Accrued payroll and related expenses		6,679	7,028
Deferred revenue and customer advances		4,590	3,942
Customer postage and program deposits		1,223	6,496
Other current liabilities		2,862	2,291
Short-term lease liabilities		5,747	6,553
Total current liabilities		43,566	42,442
Long-term debt, net of current portion		0	5,000
Long-term lease liabilities		16,575	19,215
Other long-term liabilities		3,263	3,697
Total liabilities		101,176	122,853
Preferred stock, $1 par value, 1,000,000 shares authorized; 0 and 9,926 shares of Series A Convertible Preferred Stock, issued and outstanding at December 31, 2022 and December 2021, respectively		0	9,723
Stockholders’ equity (deficit)
Common stock, $1 par value, 25,000,000 shares authorized,12,221,484 shares issued, 7,402,614 and 6,976,144 shares outstanding at December 31, 2022 and December 31, 2021, respectively		12,221	12,121
Additional paid-in capital		218,411	290,711
Retained earnings		846,490	811,094
Less treasury stock, 4,818,870 shares at cost at December 31, 2022 and 5,145,340 shares at cost at December 31, 2021		(1,010,012)	(1,085,313)
Accumulated other comprehensive loss		(48,302)	(53,328)
Total stockholders’ equity (deficit)		18,808	(24,715)
Total liabilities, preferred stock and stockholders’ equity (deficit)		119,984	107,861
Qualified Plan [Member]
Current liabilities
Pension liabilities		18,674	27,359
Nonqualified Plan [Member]
Current liabilities
Pension liabilities		$ 19,098	$ 25,140

[1] Property, plant and equipment are based on physical location.