Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands		Mar. 31, 2016	Dec. 31, 2015
Current assets:
Cash and cash equivalents		$ 1,561	$ 850
Restricted cash		26,095	24,860
Accounts receivable, net		197,248	153,608
Income taxes refundable			966
Deferred income taxes - current, net	[1]		4,796
Other current assets		16,747	15,903
Current assets before funds held for clients		241,651	200,983
Funds held for clients		151,119	171,497
Total current assets		392,770	372,480
Non-current assets:
Property and equipment, net		19,729	20,162
Goodwill and other intangible assets, net		534,886	535,653
Assets of deferred compensation plan		65,767	64,245
Notes receivable - non-current		1,798	1,760
Other non-current assets	[1]	1,960	2,031
Total non-current assets		624,140	623,851
Total assets		1,016,910	996,331
Current liabilities:
Accounts payable		36,550	35,555
Income taxes payable - current		12,339
Accrued personnel costs		24,101	39,611
Notes payable - current		411
Contingent purchase price liability - current		14,169	12,855
Other current liabilities		12,744	11,714
Current liabilities before client fund obligations		100,314	99,735
Client fund obligations		150,563	171,318
Total current liabilities		250,877	271,053
Non-current liabilities:
Convertible notes, net		750	750
Bank debt	[1]	233,900	205,800
Debt issuance costs		(1,744)	(1,869)
Total long-term debt		232,906	204,681
Notes payable - non-current		1,408
Income taxes payable - non-current		4,190	4,084
Deferred income taxes - non-current, net	[1]	383	4,902
Deferred compensation plan obligations		65,767	64,245
Contingent purchase price liability - non-current		8,292	11,962
Other non-current liabilities		7,223	7,456
Total non-current liabilities		320,169	297,330
Total liabilities		571,046	568,383
STOCKHOLDERS' EQUITY
Common stock		1,264	1,262
Additional paid-in capital		637,220	634,626
Retained earnings		276,628	254,860
Treasury stock		(468,304)	(462,167)
Accumulated other comprehensive loss		(944)	(633)
Total stockholders' equity		445,864	427,948
Total liabilities and stockholders' equity		$ 1,016,910	$ 996,331

[1] See Note 15 to accompanying consolidated financial statements for discussion of our adoption of ASU 2015-03, ASU 2015-15 and ASU 2015-17 (as defined in Note 15).