CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents	$ 669,436	$ 245,449
Accounts receivable and unbilled, net (includes $4.2 million and $2.4 million with related parties at December 31, 2024 and 2023, respectively)	296,443	298,400
Prepaid expenses and other current assets (includes $0.1 million and $0.3 million with related parties at December 31, 2024 and 2023, respectively)	63,350	49,979
Total current assets	1,029,229	593,828
Property and equipment, net	123,615	120,589
Operating lease right-of-use assets	128,649	144,801
Goodwill	662,396	662,396
Intangible assets, net	34,366	35,809
Deferred income taxes	100,357	74,435
Other assets	22,254	24,970
Total assets	2,100,866	1,656,828
Current liabilities:
Accounts payable (includes $0.2 million and $3.1 million with related parties at December 31, 2024 and 2023, respectively)	32,528	31,869
Accrued expenses	307,807	292,961
Advanced billings (includes $14.6 million and $10.1 million with related parties at December 31, 2024 and 2023, respectively)	710,585	559,860
Other current liabilities	53,633	40,441
Total current liabilities	1,104,553	925,131
Operating lease liabilities	126,234	142,122
Deferred income tax liability	1,800	2,404
Other long-term liabilities	42,734	28,221
Total liabilities	1,275,321	1,097,878
Commitments and contingencies (see Note 12)
Shareholders’ equity:
Preferred stock - $0.01 par-value; 5,000,000 shares authorized; no shares issued and outstanding at December 31, 2024 and 2023, respectively	0	0
Common stock - $0.01 par-value; 250,000,000 shares authorized at December 31, 2024 and 2023, respectively; 30,630,799 and 30,752,292 shares issued and outstanding at December 31, 2024 and 2023, respectively	306	308
Treasury stock - 70,073 and 70,573 shares at December 31, 2024 and 2023, respectively	(12,235)	(12,322)
Additional paid-in capital	844,050	802,681
Retained earnings (accumulated deficit)	8,167	(221,645)
Accumulated other comprehensive loss	(14,743)	(10,072)
Total shareholders’ equity	825,545	558,950
Total liabilities and shareholders’ equity	$ 2,100,866	$ 1,656,828

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).

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- Definition

Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).