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Quarterly Results (Unaudited) (Tables)
 12 Months Ended
Dec. 31, 2017
Quarterly Financial Information Disclosure [Abstract]  
Quarterly results (unaudited)
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.
 
 
2017 Quarter Ended
 
2016 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
 
$
33,569

 
$
38,510

 
$
42,467

 
$
47,074

 
$
31,233

 
$
35,291

 
$
35,137

 
$
39,183

Operating expenses:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Cost of revenue
 
23,026

 
25,605

 
26,675

 
26,746

 
21,646

 
23,431

 
22,367

 
23,855

Selling, general and administrative expenses
 
10,536

 
11,424

 
12,189

 
12,792

 
8,848

 
9,620

 
9,883

 
11,048

Depreciation of property and equipment
 
1,220

 
1,109

 
1,133

 
1,107

 
1,232

 
1,216

 
1,376

 
1,209

Amortization of intangible assets
 
722

 
722

 
722

 
1,468

 
394

 
395

 
393

 
650

Acquisition-related adjustments
 
—

 
—

 
—

 
(2,283
)
 
—

 
—

 
—

 
—

Total operating expenses
 
35,504

 
38,860

 
40,719

 
39,830

 
32,120

 
34,662

 
34,019

 
36,762

Operating (loss) income from continuing operations
 
(1,935
)
 
(350
)
 
1,748

 
7,244

 
(887
)
 
629

 
1,118

 
2,421

Foreign currency transaction (gains) losses on short-term intercompany balances
 
(552
)
 
(957
)
 
(418
)
 
(263
)
 
(1,007
)
 
196

 
(165
)
 
1,060

Interest expense (income), net
 
37

 
48

 
142

 
1,312

 
(29
)
 
(12
)
 
(14
)
 
(98
)
Other (income) loss
 
(199
)
 
5

 
17

 
17

 
10

 
18

 
(168
)
 
19

(Loss) income from continuing operations before income taxes
 
(1,221
)
 
554

 
2,007

 
6,178

 
139

 
427

 
1,465

 
1,440

Income tax expense (benefit)
 
627

 
879

 
930

 
526

 
204

 
460

 
(685
)
 
1,263

Net (loss) income from continuing operations
 
(1,848
)
 
(325
)
 
1,077

 
5,652

 
(65
)
 
(33
)
 
2,150

 
177

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Basic (loss) earnings per common share from continuing operations (1)
 
$
(0.08
)
 
$
(0.01
)
 
$
0.05

 
$
0.26

 
$
—

 
$
—

 
$
0.10

 
$
0.01

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Diluted (loss) earnings per common share from continuing operations (1)
 
$
(0.08
)
 
$
(0.01
)
 
$
0.05

 
$
0.26

 
$
—

 
$
—

 
$
0.10

 
$
0.01

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