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Quarterly Results (Unaudited) (Tables)
 12 Months Ended
Dec. 31, 2016
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.
 
 
2016 Quarter Ended
 
2015 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
 
$
31,233

 
$
35,291

 
$
35,137

 
$
39,183

 
$
32,985

 
$
36,995

 
$
33,365

 
$
34,957

Operating expenses:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Cost of revenue
 
21,646

 
23,431

 
22,367

 
23,855

 
23,167

 
24,111

 
23,507

 
22,384

Selling, general and administrative expenses
 
8,848

 
9,620

 
9,883

 
11,048

 
7,944

 
9,185

 
8,284

 
6,871

Depreciation of property and equipment
 
1,232

 
1,216

 
1,376

 
1,209

 
1,279

 
1,294

 
1,255

 
1,489

Amortization of intangible assets
 
394

 
395

 
393

 
650

 
746

 
754

 
517

 
441

Total operating expenses
 
32,120

 
34,662

 
34,019

 
36,762

 
33,136

 
35,344

 
33,563

 
31,185

Operating income (loss) from continuing operations
 
(887
)
 
629

 
1,118

 
2,421

 
(151
)
 
1,651

 
(198
)
 
3,772

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

 
(165
)
 
1,060

 
1,692

 
(416
)
 
654

 
235

Interest expense (income), net
 
(29
)
 
(12
)
 
(14
)
 
(98
)
 
(42
)
 
(53
)
 
(8
)
 
(87
)
Other (income) loss
 
10

 
18

 
(168
)
 
19

 
—

 
—

 
1,612

 
(421
)
Income (loss) from continuing operations before income taxes
 
139

 
427

 
1,465

 
1,440

 
(1,801
)
 
2,120

 
(2,456
)
 
4,045

Income tax expense (benefit)
 
204

 
460

 
(685
)
 
1,263

 
455

 
296

 
421

 
(803
)
Net income (loss) from continuing operations
 
(65
)
 
(33
)
 
2,150

 
177

 
(2,256
)
 
1,824

 
(2,877
)
 
4,848

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Basic earnings (loss) per common share from continuing operations (1)
 
$
—

 
$
—

 
$
0.10

 
$
0.01

 
$
(0.09
)
 
$
0.07

 
$
(0.11
)
 
$
0.19

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Diluted earnings (loss) per common share from continuing operations (1)
 
$
—

 
$
—

 
$
0.10

 
$
0.01

 
$
(0.09
)
 
$
0.07

 
$
0.11

 
$
0.19

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