Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2017	Dec. 31, 2016
Current assets
Cash and cash equivalents	$ 138,511	$ 216,158
Accounts receivable:
Billed receivables	399,100	365,385
Unbilled receivables	345,228	288,331
Allowance for doubtful accounts and unbilled services	(191,113)	(178,819)
Accounts receivable, net	553,215	474,897
Current portion of notes receivable	27,126	31,864
Prepaid expenses and other current assets	58,937	60,252
Total current assets	777,789	783,171
Property and equipment, net of accumulated depreciation	60,280	61,856
Goodwill	1,187,664	1,180,001
Other intangible assets, net of amortization	48,213	52,120
Notes receivable, net of current portion	108,692	104,524
Other assets	42,155	43,696
Total assets	2,224,793	2,225,368
Current liabilities
Accounts payable, accrued expenses and other	85,403	87,320
Accrued compensation	191,683	261,500
Billings in excess of services provided	37,652	29,635
Total current liabilities	314,738	378,455
Long-term debt, net	480,906	365,528
Deferred income taxes	175,683	173,799
Other liabilities	114,288	100,228
Total liabilities	1,085,615	1,018,010
Stockholders' equity
Preferred stock, $0.01 par value; shares authorized — 5,000; none outstanding
Common stock, $0.01 par value; shares authorized — 75,000; shares issued and outstanding — 39,527 (2017) and 42,037 (2016)	395	420
Additional paid-in capital	325,446	416,816
Retained earnings	946,672	941,001
Accumulated other comprehensive loss	(133,335)	(150,879)
Total stockholders' equity	1,139,178	1,207,358
Total liabilities and stockholders' equity	$ 2,224,793	$ 2,225,368

Sum of the carrying values as of the balance sheet date of obligations incurred through that date and due within one year (or the operating cycle, if longer), including liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received, taxes, interest, rent and utilities, accrued salaries and bonuses, payroll taxes and fringe benefits.

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Balance Type:	credit
Period Type:	instant

- Definition

Amounts due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer) for goods or services (including trade receivables) that have been delivered or sold in the normal course of business.