Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Current assets:
Cash and cash equivalents	$ 83,212	$ 11,604
Receivables from clients, net of allowances of $8,906 and $8,907, respectively	117,632	116,571
Unbilled Receivables, Current	82,932	79,937
Income tax receivable	323	2,376
Prepaid Expense and Other Assets, Current	13,863	14,248
Total current assets	297,962	224,736
Property and equipment, net	37,082	38,413
Deferred Income Tax Assets, Net	12,426	1,145
Long-term investments	59,524	54,541
Operating Lease, Right-of-Use Asset	52,298	54,954
Other non-current assets	55,083	52,177
Intangible assets, net	24,916	31,625
Goodwill	586,235	646,680
Total assets	1,125,526	1,104,271
Current liabilities:
Accounts payable	5,046	7,944
Accrued expenses and other current liabilities	23,532	18,554
Accrued payroll and related benefits	80,066	141,605
Long-term Debt, Current Maturities	536	529
Operating Lease, Liability, Current	8,559	7,469
Deferred revenues	35,044	28,443
Total current liabilities	152,783	204,544
Non-current liabilities:
Deferred compensation and other liabilities	38,557	28,635
Long-term debt, net of current portion	331,054	208,324
Operating Lease, Liability, Noncurrent	66,547	69,233
Deferred Income Tax Liabilities, Net	571	8,070
Total non-current liabilities	436,729	314,262
Commitments and contingencies
Stockholders’ equity
Common stock	246	247
Treasury stock	(128,646)	(128,348)
Additional paid-in capital	450,391	460,781
Retained earnings	209,088	237,849
Accumulated other comprehensive income	4,935	14,936
Total stockholders’ equity	536,014	585,465
Total liabilities and stockholders’ equity	$ 1,125,526	$ 1,104,271