Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Current assets:
Cash and cash equivalents	$ 899	$ 1,613
Restricted cash	19,627	19,838
Accounts receivable, net	154,973	137,073
Income taxes refundable		3,898
Deferred income taxes - current, net	7,872	8,056
Other current assets	12,112	11,438
Assets of discontinued operations	267	559
Current assets before funds held for clients	195,750	182,475
Funds held for clients	154,447	109,854
Total current assets	350,197	292,329
Property and equipment, net	20,391	21,802
Goodwill and other intangible assets, net	551,219	458,340
Assets of deferred compensation plan	39,779	33,585
Other assets	8,570	6,301
Total assets	970,156	812,357
Current liabilities:
Accounts payable	39,478	34,960
Income taxes payable	1,372
Accrued personnel costs	39,112	33,658
Notes payable - current	6,217	13,986
Contingent purchase price liability - current	12,844	13,646
Other current liabilities	16,552	19,933
Liabilities of discontinued operations	173	199
Current liabilities before client fund obligations	115,748	116,382
Client fund obligations	154,119	109,800
Total current liabilities	269,867	226,182
Convertible notes, net	122,416	119,778
Bank debt	208,900	145,000
Income taxes payable - non-current	4,009	4,441
Deferred income taxes - non-current, net	2,349	1,893
Deferred compensation plan obligations	39,779	33,585
Contingent purchase price liability - non-current	17,168	11,679
Other non-current liabilities	10,436	9,641
Total liabilities	674,924	552,199
STOCKHOLDERS' EQUITY
Common stock, par value $0.01 per share; shares authorized 250,000; shares issued 112,374 and 111,060; shares outstanding 50,365 and 50,036	1,124	1,111
Additional paid-in capital	560,810	551,205
Retained earnings	105,131	73,985
Treasury stock, 62,009 and 61,024 shares	(371,080)	(365,364)
Accumulated other comprehensive loss	(753)	(779)
Total stockholders' equity	295,232	260,158
Total liabilities and stockholders' equity	$ 970,156	$ 812,357