CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Current assets
Cash and cash equivalents	$ 454,640	$ 515,627
Marketable securities	73,442	47,896
Accounts receivable, net of allowances of $8,155 and $7,296, respectively	204,085	134,331
Prepaid expenses	31,553	28,718
Other current assets	49,716	39,935
Income taxes recoverable	10,200	6,470
Total current assets	823,636	772,977
Non-current assets
Property and equipment, net	55,513	51,685
Operating lease right-of-use assets	79,189	83,518
Assets designated for retirement and pension plans	11,310	9,976
Investments	72,537	58,290
Other non-current assets	26,262	25,500
Goodwill	142,464	137,861
Other intangible assets, net	8,949	12,483
Deferred income taxes	44,402	41,898
Total non-current assets	440,626	421,211
Total assets	1,264,262	1,194,188
Current liabilities
Accounts payable	20,281	25,088
Accrued salaries and benefits	366,127	353,531
Deferred revenue	56,110	51,085
Operating lease liabilities	18,182	17,653
Other current liabilities	67,450	21,369
Income taxes payable	10,825	14,287
Total current liabilities	538,975	483,013
Non-current liabilities
Accrued salaries and benefits	38,945	58,547
Retirement and pension plans	88,193	72,138
Operating lease liabilities	83,100	83,152
Other non-current liabilities	4,380	42,905
Deferred income taxes	1,449	1,616
Total non-current liabilities	216,067	258,358
Total liabilities	755,042	741,371
Commitments and contingencies (Note 17)
Stockholders’ equity
Preferred stock, $0.01 par value, 10,000,000 shares authorized, no shares issued at September 30, 2025 and December 31, 2024	0	0
Common stock, $0.01 par value, 100,000,000 shares authorized, 20,795,623 and 20,414,915 shares issued, 20,790,543 and 20,409,835 shares outstanding at September 30, 2025 and December 31, 2024, respectively	208	204
Treasury stock at cost, 5,080 shares at September 30, 2025 and December 31, 2024	(110)	(110)
Additional paid in capital	266,212	260,893
Retained earnings	248,195	205,875
Accumulated other comprehensive loss	(5,285)	(14,045)
Total stockholders’ equity	509,220	452,817
Total liabilities and stockholders’ equity	$ 1,264,262	$ 1,194,188

Accrued Salaries and Benefits

No definition available.

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Namespace Prefix:	hsii_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- 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).