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Income Taxes (Tables)
12 Months Ended
Dec. 31, 2013
Income Tax Disclosure [Abstract]  
Schedule of Components of Income Taxes
The provision (benefit) for income taxes consists of the following (in thousands):
 
 
Year Ended December 31,
 
 
2013
 
2012
 
2011
Current:
 
 
 
 
 
 
Federal
 
$
28,142

 
$
17,083

 
$
7,723

State
 
5,266

 
2,742

 
1,223

Foreign
 
1,223

 
2,645

 
1,465

 
 
34,631

 
22,470

 
10,411

Deferred:
 
 
 
 

 
 

Federal & State
 
4,245

 
6,235

 
4,354

Foreign
 
(84
)
 
(564
)
 
68

 
 
4,161

 
5,671

 
4,422

 
 
$
38,792

 
$
28,141

 
$
14,833

Income (Loss) before Income Tax Provision
Income from continuing operations before income taxes consists of the following (in thousands):
 
 
 
Year Ended December 31,
 
 
2013
 
2012
 
2011
United States
 
$
88,637

 
$
61,828

 
$
31,639

Foreign
 
4,510

 
2,772

 
4,058

 
 
$
93,147

 
$
64,600

 
$
35,697

Schedule of Deferred Tax Assets and Liabilities
The components of deferred tax assets (liabilities) are as follows (in thousands):
 
 
 
December 31,
2013
 
December 31,
2012
Deferred income tax assets (liabilities):
 
 
 
 
Current:
 
 
 
 
Allowance for doubtful accounts
 
$
1,578

 
$
1,150

Employee related accruals
 
6,663

 
3,419

State taxes
 
611

 
1,064

Workers’ compensation and medical malpractice loss reserves
 
4,767

 
4,683

Other
 
3,595

 
(169
)
 
 
17,214

 
10,147

Non-current:
 
 
 
 

Intangibles
 
(49,122
)
 
(23,662
)
Depreciation expense
 
(6,147
)
 
(4,449
)
Stock-based compensation
 
3,761

 
2,852

Net operating loss carryforwards
 
1,612

 
1,191

Other
 
1,822

 
1,975

 
 
(48,074
)
 
(22,093
)
Valuation allowance
 
(1,511
)
 
(916
)
Total net deferred income tax liability
 
$
(32,371
)
 
$
(12,862
)
Schedule of Effective Income Tax Rate Reconciliation
The reconciliation between the amount computed by applying the U.S. federal statutory tax rate of 35.0 percent to income before income taxes and the income tax provision is as follows (in thousands):
 
 
Year Ended December 31,
 
 
2013
 
2012
 
2011
Income tax provision at the statutory rate
 
$
32,602

 
$
22,610

 
$
12,494

State income taxes, net of federal benefit
 
4,039

 
2,555

 
1,283

Disallowed meals and entertainment expenses
 
1,592

 
1,681

 
1,020

Other
 
559

 
1,295

 
36

 
 
$
38,792

 
$
28,141

 
$
14,833

Schedule of Unrecognized Tax Benefits Roll Forward
The following is a reconciliation of the total amounts of unrecognized tax benefits (in thousands):
 
 
Year Ended December 31,
 
 
2013
 
2012
 
2011
Unrecognized Tax Benefit beginning of year
 
$
376

 
$
251

 
$
358

Gross increases - tax positions in prior year
 
1,240

 
159

 

Gross decreases - tax positions in prior year
 
(177
)
 
(34
)
 

Lapse of the statute of limitations
 

 

 
(107
)
Unrecognized Tax Benefit end of year
 
$
1,439

 
$
376

 
$
251