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Quarterly Results (Unaudited) (Tables)
 12 Months Ended
Dec. 31, 2015
Quarterly Financial Information Disclosure [Abstract]  
Quarterly financial data
The operating results for any quarter are not necessarily indicative of the results to be expected for any future period. The quarterly results are updated for continuing operations.
 
 
2015 Quarter Ended
 
2014 Quarter Ended
 
 
Mar. 31
 
June 30
 
Sept. 30
 
Dec. 31
 
Mar. 31
 
June 30
 
Sept. 30
 
Dec. 31
 
 
(In thousands, except per share data)
Revenue, net
 
$
32,985

 
$
36,995

 
$
33,365

 
$
34,957

 
$
36,783

 
$
41,692

 
$
42,844

 
$
40,233

Operating expenses:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Cost of revenue
 
23,167

 
24,111

 
23,507

 
22,384

 
26,452

 
28,596

 
27,966

 
27,876

Selling, general and administrative expenses
 
7,944

 
9,185

 
8,284

 
6,871

 
9,352

 
10,484

 
9,952

 
8,793

Depreciation of property and equipment
 
1,279

 
1,294

 
1,255

 
1,489

 
1,562

 
1,552

 
1,406

 
1,505

Amortization of intangible assets
 
746

 
754

 
517

 
441

 
903

 
902

 
895

 
831

Total operating expenses
 
33,136

 
35,344

 
33,563

 
31,185

 
38,269

 
41,534

 
40,219

 
39,005

Operating income (loss) from continuing operations
 
(151
)
 
1,651

 
(198
)
 
3,772

 
(1,486
)
 
158

 
2,625

 
1,228

Foreign currency transaction (gains) losses on short-term intercompany balances
 
1,692

 
(416
)
 
654

 
235

 
15

 
(163
)
 
1,221

 
930

Interest expense (income), net
 
(42
)
 
(53
)
 
(8
)
 
(87
)
 
54

 
(43
)
 
(44
)
 
(44
)
Other (income) loss
 
—

 
—

 
1,612

 
(421
)
 
—

 
—

 
—

 
57

Income (loss) from continuing operations before income taxes
 
(1,801
)
 
2,120

 
(2,456
)
 
4,045

 
(1,555
)
 
364

 
1,448

 
285

Income tax expense
 
455

 
296

 
421

 
(803
)
 
113

 
186

 
554

 
2,388

Net income (loss) from continuing operations
 
(2,256
)
 
1,824

 
(2,877
)
 
4,848

 
(1,668
)
 
178

 
894

 
(2,103
)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Basic earnings (loss) per common share from continuing operations (1)
 
$
(0.09
)
 
$
0.07

 
$
(0.11
)
 
$
0.19

 
$
(0.06
)
 
$
0.01

 
$
0.03

 
$
(0.08
)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Diluted earnings (loss) per common share from continuing operations (1)
 
$
(0.09
)
 
$
0.07

 
$
(0.11
)
 
$
0.19

 
$
(0.06
)
 
$
0.01

 
$
0.03

 
$
(0.08
)
(1)
We calculate each quarter as a discrete period; the sum of the four quarters may not equal the calculated full-year amount.