Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	$ 193,071	$ 139,268
Accounts receivable, net	212,700	223,443
Prepaid expenses and other current assets	26,147	30,925
Income tax receivable	1,230	3,210
Deferred financing costs, net	564	564
Total current assets	433,712	397,410
Property and equipment, net	84,592	86,947
Goodwill	594,561	599,351
Intangible assets, net	124,433	131,849
Operating lease right-of-use assets	15,037	17,493
Deferred financing costs, net	827	1,109
Other assets	18,588	10,117
Total assets	1,271,750	1,244,276
Current liabilities:
Accounts payable, accrued expenses and other liabilities	89,355	97,747
Liability for appeals	5,538	3,570
Total current liabilities	94,893	101,317
Long-term liabilities:
Revolving credit facility	240,000	240,000
Operating lease liabilities	12,414	14,881
Net deferred tax liabilities	25,391	25,587
Other liabilities	8,783	7,626
Total long-term liabilities	286,588	288,094
Total liabilities	381,481	389,411
Commitments and contingencies
Shareholders' equity:
Preferred stock -- $0.01 par value; 5,000,000 shares authorized; none issued	0	0
Common stock -- $0.01 par value; 175,000,000 shares authorized;102,173,154 shares issued and 88,509,960 shares outstanding at June 30, 2020; 101,766,468 shares issued and 88,103,566 shares outstanding at December 31, 2019	1,022	1,018
Capital in excess of par value	496,069	479,964
Retained earnings	528,754	509,459
Treasury stock, at cost: 13,663,194 shares at June 30, 2020 and December 31, 2019	(135,576)	(135,576)
Total shareholders' equity	890,269	854,865
Total liabilities and shareholders' equity	$ 1,271,750	$ 1,244,276