Income Taxes (Tables)
12 Months Ended
Dec. 31, 2017
Income Tax Disclosure [Abstract]  
Schedule of Components of Income Tax Expense
The sources of pre-tax income and the components of income tax expense for the years ended December 31, 2017, 2016 and 2015, respectively, are as follows:
(in thousands)
 
2017
 
2016
 
2015
Income Components
 
 
 
 
 
 
United States
 
$
34,386

 
$
37,276

 
33,274

Foreign
 
2,194

 
(89
)
 
157

Total pre-tax income from continuing operations
 
$
36,580

 
$
37,187

 
$
33,431

Income tax expense components
 
 
 
 
 
 
Current income tax provision
 
 
 
 
 
 
United States-Federal
 
$
11,952

 
$
15,106

 
$
10,549

United States-State and local
 
206

 
311

 
401

Foreign
 
758

 
371

 
910

Total current income tax provision
 
12,916

 
15,788

 
11,860

Deferred income tax provision (benefit)
 
 
 
 
 
 
United States-Federal
 
(35,486
)
 
(1,733
)
 
(9,350
)
United States-State and local
 
(260
)
 
(278
)
 
(42
)
Foreign
 
(87
)
 
(245
)
 
(10
)
Total deferred income tax provision (benefit)
 
(35,833
)
 
(2,256
)
 
(9,402
)
Total income tax (benefit) expense
 
$
(22,917
)
 
$
13,532

 
$
2,458

Effective income tax rate
 
(62.6
)%
 
36.4
%
 
7.4
%
Schedule of Effective Income Tax Rate Reconciliation
A reconciliation of the income tax provision at the U.S. statutory rate to the effective income tax rate as reported is as follows:
 
 
2017
 
2016
 
2015
Tax provision at U.S. statutory rate
 
35.0
 %
 
35.0
%
 
35.0
 %
State and local income tax, net of federal benefit
 
(0.1
)%
 
0.1
%
 
0.7
 %
Foreign taxes
 
(2.5
)%
 
%
 
 %
Release of uncertain tax positions
 
 %
 
%
 
(29.9
)%
Prior year true-ups
 
0.3
 %
 
%
 
 %
Indemnity expense
 
 %
 
%
 
3.3
 %
Other
 
1.7
 %
 
1.3
%
 
(1.7
)%
Impact of federal rate change
 
(97.0
)%
 
%
 
 %
Effective income tax rate
 
(62.6
)%
 
36.4
%
 
7.4
 %
Schedule of Deferred Tax Assets and Liabilities
Deferred tax assets and liabilities include the following:
(in thousands)

2017

2016
Deferred Tax Assets




Costs incurred in excess of billings

$
814

 
$
506

Compensation and benefits

4,667

 
10,816

Reserves

2,473

 
2,660

Other

854

 
3,116

Property, plant and equipment, net
 
774

 
(769
)
Net operating losses
 
133

 
168

Subtotal
 
$
9,715

 
$
16,497

Valuation allowance
 

 
(157
)
Total deferred tax assets
 
$
9,715

 
$
16,340

Deferred Tax Liabilities

 
 
 
Goodwill

$
(46,890
)
 
$
(77,171
)
Unbilled receivables

(16,635
)
 
(27,431
)
Other liabilities
 
(1,169
)
 
(1,178
)
Total deferred tax liabilities

$
(64,694
)
 
$
(105,780
)
Deferred taxes are classified in the Consolidated Balance Sheets as follows:
(in thousands)

2017

2016
Non-current assets
 
$
350

 
$
227

Non-current liabilities

55,329

 
89,667

Net deferred tax liabilities

$
54,979

 
$
89,440

Schedule of Unrecognized Tax Benefits
A reconciliation of the beginning and ending amount of unrecognized tax benefits as of December 31, 2017, 2016 and 2015 is as follows:
(in thousands)

2017

2016

2015
Unrecognized tax benefits-January 1,

$
429

 
$

 
$
7,604

Additions for:

 
 
 
 
 
Current year tax positions


 
429

 

 Reductions for:

 
 
 
 
 
Settlements with tax authorities
 
(429
)
 

 

Prior year tax positions


 

 
(7,604
)
Unrecognized tax benefits-December 31,

$

 
$
429

 
$