Income Taxes (Tables)

12 Months Ended

Dec. 31, 2011

Income Taxes [Abstract]

Components Of Income (Loss) Before Income Taxes

	December 31,
	2011		2010			2009
United States	$	55,376	$	(2,375	)	$	(16,676	)
Canada		7,356		5,139			8,823
Total income (loss) before taxes	$	62,732	$	2,764		$	(7,853	)

Components Of (Provision For) Benefit From Income Taxes

	December 31,
	2011			2010			2009
Current tax:
Federal	$	1,108		$	1,476		$	(383	)
State and local		(454	)		(810	)		1,066
Canada		(1,621	)		(2,089	)		(4,426	)
Total current tax		(967	)		(1,423	)		(3,743	)
Deferred tax:
Federal		1,412			(27,759	)		5,915
State and local		2,232			(1,306	)		498
Canada		(274	)		(109	)		849
Total deferred tax		3,370			(29,174	)		7,262
Benefit from (provision for) income taxes, net	$	2,403		$	(30,597	)	$	3,519

Deferred Tax Assets And Liabilities

	December 31,
	2011			2010
Deferred tax assets:
Net operating loss carryforwards	$	12,126		$	3,563
Deferred compensation		10,860			14,740
Acquired intangibles		14,092			10,029
Tax credits		2,894			1,881
Capital loss		1,105			1,141
Other		6,713			2,423
Total deferred tax assets		47,790			33,777
Deferred tax liabilities:
Acquired Intangibles		(33,702	)		(3,853	)
Capitalized software and website development		(6,256	)		(4,484	)
Depreciation and amortization		(9,632	)		(1,146	)
Disposal of subsidiary		(20,456	)		—
Other		(3,484	)		(416	)
Total deferred tax (liabilities)		(73,530	)		(9,899	)
Deferred tax (liabilities) assets, net		(25,740	)		23,878
Deferred tax asset valuation allowance		(4,198	)		(32,637	)
Total Deferred tax (liabilities) assets, net	$	(29,938	)	$	(8,759	)

Analysis Of The Effective Tax Rate

	December 31,
	2011			2010			2009
Pre-tax book income		35.0	%		35.0	%		35.0	%
State taxes		1.5			5.1			2.3
Foreign rate differential		(1.1	)		14.5			(6.2	)
Deferred tax rate adjustment		—			(5.4	)		2.2
Valuation allowance		(36.9	)		1,020.5			(9.7	)
Deferred tax liability impact of ALG disposal		0.6			—			—
Adjust tax balances for filed returns		(1.9	)		25.7			(2.2	)
Amended tax returns		—			2.7			17.0
Foreign repatriation		—			—			8.6
Other		(1.0	)		8.9			(2.2	)
Total		(3.8	)%		1,107.0	%		44.8	%

Reconciliation Of Liability For Uncertain Tax Positions

Balance as of January 1, 2009	$	0.5
Additions		0.4
Statue expiration		(0.1	)
Balance as of December 31, 2009	$	0.8
Balance as of January 1, 2010	$	0.8
Additions		0.2
Balance as of December 31, 2010	$	1.0
Balance as of January 1, 2011	$	1.0
Additions		0.4
Settlement		(0.6	)
Balance as of December 31, 2011	$	0.8