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Income Taxes (Tables)
12 Months Ended
Dec. 31, 2018
Income Tax Disclosure [Abstract]  
Components Comprising Deferred Tax Assets and Liabilities
The components comprising our deferred tax assets and liabilities are as follows:
 
December 31,
(In thousands)
2018
 
2017
Deferred tax assets
 
 
 
Federal net operating loss carryforwards
$
102,806

 
$
110,350

State net operating loss carryforwards
55,478

 
45,096

Share-based compensation
15,127

 
14,226

Other
53,434

 
35,161

Gross deferred tax assets
226,845

 
204,833

Valuation allowance
(39,516
)
 
(28,821
)
Deferred tax assets, net of valuation allowance
187,329

 
176,012

 
 
 
 
Deferred tax liabilities
 
 
 
Difference between book and tax basis of property and intangible assets
259,495

 
219,090

State tax liability
38,891

 
33,777

Other
10,205

 
9,802

Gross deferred tax liabilities
308,591

 
262,669

Deferred tax liabilities, net
$
121,262

 
$
86,657

Summary of Provision (Benefit) for Income Taxes
A summary of the provision (benefit) for income taxes is as follows:
 
Year Ended December 31,
(In thousands)
2018
 
2017
 
2016
Current
 
 
 
 
 
Federal
$
(584
)
 
$
(10,367
)
 
$

State
5,897

 
5,335

 
1,242

Total current taxes provision
5,313

 
(5,032
)
 
1,242

Deferred
 
 
 
 
 
Federal
29,434

 
6,449

 
(192,472
)
State
5,584

 
1,698

 
(8,703
)
Total deferred taxes benefit
35,018

 
8,147

 
(201,175
)
Provision (benefit) for income taxes from continuing operations
$
40,331

 
$
3,115

 
$
(199,933
)
 
 
 
 
 
 
Provision (benefit) for income taxes included on the consolidated statement of operations
 
 
 
 
 
Provision (benefit) for income taxes from continuing operations
$
40,331

 
$
3,115

 
$
(199,933
)
Provision (benefit) for income taxes from discontinued operations
136

 
14,855

 
146,379

Provision (benefit) for income taxes from continuing and discontinued operations
$
40,467

 
$
17,970

 
$
(53,554
)
Schedule of Effective Income Tax Rate Reconciliation
The following table provides a reconciliation between the federal statutory rate and the effective income tax rate, expressed as a percentage of income from continuing operations before income taxes:
 
Year Ended December 31,
 
2018
 
2017
 
2016
Tax at federal statutory rate
21.0
 %
 
35.0
 %
 
35.0
 %
Federal statutory rate change on deferred tax liability
 %
 
(35.2
)%
 
 %
State income taxes, net of federal benefit
5.9
 %
 
2.7
 %
 
(60.8
)%
Compensation-based credits
(1.9
)%
 
(1.0
)%
 
(22.3
)%
Valuation allowance for deferred tax assets
 %
 
 %
 
(2,548.1
)%
Nondeductible expenses
0.7
 %
 
0.5
 %
 
10.6
 %
Tax exempt interest
(0.2
)%
 
(0.3
)%
 
(7.1
)%
Company provided benefits
0.1
 %
 
0.5
 %
 
15.2
 %
Other, net
0.4
 %
 
(0.4
)%
 
3.7
 %
Effective tax rate
26.0
 %
 
1.8
 %
 
(2,573.8
)%
Reconciliation of Unrecognized Tax Benefits
A reconciliation of the beginning and ending amount of unrecognized tax benefits is as follows:
 
Year Ended December 31,
(In thousands)
2018
 
2017
 
2016
Unrecognized tax benefit, beginning of year
$
2,482

 
$
2,482

 
$
2,482

Additions:
 
 
 
 
 
Tax positions related to current year

 

 

Reductions:
 
 
 
 
 
Tax position related to prior years

 

 

Unrecognized tax benefits, end of year
$
2,482

 
$
2,482

 
$
2,482