Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Current assets
Cash and cash equivalents	$ 412,618	$ 355,447
Marketable securities	65,538	266,169
Accounts receivable, net of allowances of $6,954 and $6,643, respectively	133,128	126,437
Prepaid expenses	23,597	24,098
Other current assets	47,923	40,722
Income taxes recoverable	10,410	10,946
Total current assets	693,214	823,819
Non-current assets
Property and equipment, net	35,752	30,207
Operating lease right-of-use assets	86,063	71,457
Assets designated for retirement and pension plans	11,105	11,332
Investments	47,287	34,354
Other non-current assets	17,071	25,788
Goodwill	202,252	138,361
Other intangible assets, net	20,842	6,333
Deferred income taxes, net	28,005	33,987
Total non-current assets	448,377	351,819
Total assets	1,141,591	1,175,638
Current liabilities
Accounts payable	20,837	14,613
Accrued salaries and benefits	322,744	451,161
Deferred revenue	45,732	43,057
Operating lease liabilities	21,498	19,554
Other current liabilities	21,823	56,016
Income taxes payable	6,057	4,076
Total current liabilities	438,691	588,477
Non-current liabilities
Accrued salaries and benefits	52,108	59,467
Retirement and pension plans	62,100	48,456
Operating lease liabilities	78,204	63,299
Deferred income tax liability - non-current	6,402	0
Other non-current liabilities	41,808	5,293
Total non-current liabilities	240,622	176,515
Total liabilities	679,313	764,992
Commitments and contingencies (Note 20)
Stockholders’ equity
Preferred stock, $0.01 par value, 10,000,000 shares authorized, no shares issued at December 31, 2023 and 2022.	0	0
Common stock, $0.01 par value, 100,000,000 shares authorized, 20,127,872 and 19,866,287 shares issued, 20,122,792 and 19,861,207 shares outstanding at December 31, 2023 and 2022, respectively	201	199
Treasury stock at cost, 5,080 shares at December 31, 2023 and 2022, respectively	(110)	(191)
Additional paid in capital	251,988	246,630
Retained earnings	210,070	168,197
Accumulated other comprehensive income (loss)	129	(4,189)
Total stockholders’ equity	462,278	410,646
Total liabilities and stockholders’ equity	$ 1,141,591	$ 1,175,638

Accrued Salaries and Benefits

No definition available.

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- Definition

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).