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Consolidated Balance Sheets - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Current assets |  |
Cash and cash equivalents | $ 18,364 | $ 10,364
Accounts receivable (less allowance of $474 and $163 at December 31, 2023 and 2022) | 34,313 | 39,700
Contract assets and unbilled accounts receivable | 7,935 | 8,202
Prepaid expenses | 1,915 | 2,176
Prepaid income tax and income tax receivable | 1,758 | 4,262
Other current assets | 928 | 1,607
Total current assets | 65,213 | 66,311
Net property, plant and equipment | 8,855 | 10,523
Right-of-use assets | 25,417 | 19,169
Other assets |  |
Intangible assets, net | 2,820 | 3,540
Goodwill | 1,926 | 2,398
Deferred tax assets, net | 17,268 | 16,306
Other long-term assets | 1,258 | 1,737
Total other assets | 23,272 | 23,981
Total assets | 122,757 | 119,984
Current liabilities |  |
Accounts payable and accrued expenses | 23,176 | 22,465
Accrued payroll and related expenses | 5,615 | 6,679
Deferred revenue and customer advances | 3,195 | 4,590
Customer postage and program deposits | 1,815 | 1,223
Other current liabilities | 9,495 | 2,862
Short-term lease liabilities | 4,815 | 5,747
Total current liabilities | 48,111 | 43,566
Long-term lease liabilities | 23,691 | 16,575
Other long-term liabilities | 1,928 | 3,263
Total liabilities | 102,900 | 101,176
Stockholders’ equity |  |
Common stock, $1 par value, 25,000,000 shares authorized,12,221,484 shares issued, 7,224,718 and 7,402,614 shares outstanding at December 31, 2023 and 2022, respectively | 12,221 | 12,221
Additional paid-in capital | 157,889 | 218,411
Retained earnings | 844,920 | 846,490
Less treasury stock, 4,996,766 shares at cost at December 31, 2023 and 4,818,870 shares at cost at December 31, 2022 | (951,083) | (1,010,012)
Accumulated other comprehensive loss | (44,090) | (48,302)
Total stockholders’ equity | 19,857 | 18,808
Total liabilities and stockholders’ equity | 122,757 | 119,984
Qualified Plan |  |
Current liabilities |  |
Pension liabilities | 10,540 | 18,674
Nonqualified Plan |  |
Current liabilities |  |
Pension liabilities | $ 18,630 | $ 19,098

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