Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents	$ 7,998	$ 73,258
Short-term investments	107,473	104,485
Accounts receivable, net	283,749	272,313
Prepaid expenses	12,532	13,525
Income taxes receivable	5,193	7,565
Other current assets	9,578	12,308
Total current assets	426,523	483,454
Property and equipment, net	74,340	75,639
Goodwill	1,393,249	1,384,166
Intangible assets, net	18,759	21,240
Operating and finance lease right-of-use assets	70,278	70,294
Deferred income tax assets	101,942	102,852
Other assets	83,074	82,165
Total assets	2,168,165	2,219,810
Current liabilities:
Accounts payable and accrued expenses	207,035	350,798
Current portion of debt and finance lease liabilities, net	16,409	14,913
Current portion of operating lease liabilities	21,034	21,076
Income taxes payable	2,804	2,159
Total current liabilities	247,282	388,946
Line of credit	80,000	0
Long-term debt and finance lease liabilities, net	613,347	618,421
Long-term operating lease liabilities	47,873	47,238
Long-term professional liabilities	255,870	251,284
Deferred income tax liabilities	34,105	34,308
Other liabilities	33,492	30,552
Total liabilities	1,311,969	1,370,749
Commitments and contingencies
Shareholders' equity:
Preferred stock; $.01 par value; 1,000 shares authorized; none issued	0	0
Common stock; $.01 par value; 200,000 shares authorized; 84,008,436 and 84,018,023 shares issued and outstanding, respectively	840	840
Additional paid-in capital	1,002,946	999,906
Accumulated other comprehensive loss	(2,154)	(2,214)
Retained deficit	(145,436)	(149,471)
Total shareholders' equity	856,196	849,061
Total liabilities and shareholders' equity	$ 2,168,165	$ 2,219,810