Note 6 - Income Taxes (Tables)

12 Months Ended

Dec. 31, 2015

Notes Tables

Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]

	December 31,
	2015			2014			2013
Current tax expense:
Federal	$	25,852		$	20,244		$	25,211
State		3,450			4,429			4,736
		29,302			24,673			29,947
Deferred tax expense (benefit):
Federal		(12,571	)		(12,421	)		(3,485	)
State		(1,449	)		131			(869	)
		(14,020	)		(12,290	)		(4,354	)
Total income tax expense	$	15,282		$	12,383		$	25,593

Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]

	December 31,
	2015		%		2014		%		2013		%
Computed at federal statutory rate	$	13,934		35.0	$	9,215		35.0	$	22,946		35.0
State and local tax expense, net of federal benefit		1,038		2.6		2,973		11.3		2,448		3.7
Other, net		310		0.8		195		0.7		199		0.3
Total income tax expense	$	15,282		38.4	$	12,383		47.0	$	25,593		39.0

Schedule of Deferred Tax Assets and Liabilities [Table Text Block]

	December 31,
	2015			2014
Deferred tax assets:
Deferred stock-based compensation expense	$	9,059		$	7,739
Goodwill and intangible assets		10,449			10,416
Accounts receivable		-			2,576
Allowance for doubtful accounts		1,766			1,473
Deferred rent		1,119			783
Tenant improvements		1,392			1,339
Net operating loss carry-forwards		113			122
Accrued expenses and other		6,298			3,337
Total deferred tax assets		30,196			27,785
Deferred tax liabilities:
Goodwill and intangible assets		54,586			61,328
Property and equipment		3,098			6,107
Capitalized software cost		3,473			3,392
Total deferred tax liabilities		61,157			70,827
Total net deferred tax liabilities	$	30,961		$	43,042
Net current deferred tax assets	$	(7,460	)	$	(7,811	)
Net non-current deferred tax liabilities		38,421			50,853
Total net deferred tax liabilities	$	30,961		$	43,042

Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block]

	December 31 ,
	2015			2014
Unrecognized tax benefits at January 1	$	1,329		$	1,034
Additions for tax positions of prior periods		565			484
Additions for tax positions of current periods		-			-
Reductions related to the expiration of statutes of limitations		(565	)		(189	)
Unrecognized tax benefits at December 31	$	1,329		$	1,329