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Quarterly financial data (unaudited) (Tables)
 12 Months Ended
Dec. 31, 2016
Quarterly Financial Information Disclosure [Abstract]  
Condensed Consolidated Statement of Operations

 

 

 

2016

 

(U.S. Dollars, in thousands, except per share data)

 

1st Quarter

 

 

2nd Quarter

 

 

3rd Quarter

 

 

4th Quarter

 

 

Year

 

Net sales

 

$

98,679

 

 

$

104,075

 

 

$

98,497

 

 

$

108,537

 

 

$

409,788

 

Cost of sales

 

 

22,137

 

 

 

22,516

 

 

 

19,880

 

 

 

23,320

 

 

 

87,853

 

Gross profit

 

 

76,542

 

 

 

81,559

 

 

 

78,617

 

 

 

85,217

 

 

 

321,935

 

Operating expense

 

 

69,467

 

 

 

84,254

 

 

 

69,346

 

 

 

77,801

 

 

 

300,868

 

Operating income (loss)

 

 

7,075

 

 

 

(2,695

)

 

 

9,271

 

 

 

7,416

 

 

 

21,067

 

Net income (loss) from continuing operations

 

 

4,576

 

 

 

(6,346

)

 

 

10,384

 

 

 

(5,117

)

 

 

3,497

 

Net income (loss)

 

$

3,840

 

 

$

(7,444

)

 

$

9,896

 

 

$

(3,236

)

 

$

3,056

 

Net income (loss) per common share — basic:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Net income (loss) from continuing operations

 

$

0.25

 

 

$

(0.35

)

 

$

0.57

 

 

$

(0.29

)

 

$

0.19

 

Net income (loss)

 

$

0.21

 

 

$

(0.41

)

 

$

0.55

 

 

$

(0.18

)

 

$

0.17

 

Net income (loss) per common share — diluted:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Net income (loss) from continuing operations

 

$

0.24

 

 

$

(0.35

)

 

$

0.56

 

 

$

(0.29

)

 

$

0.19

 

Net income (loss)

 

$

0.20

 

 

$

(0.41

)

 

$

0.54

 

 

$

(0.18

)

 

$

0.17

 

 

 

 

2015

 

(U.S. Dollars, in thousands, except per share data)

 

1st Quarter

 

 

2nd Quarter

 

 

3rd Quarter

 

 

4th Quarter

 

 

Year

 

Net sales

 

$

89,762

 

 

$

100,954

 

 

$

101,151

 

 

$

104,622

 

 

$

396,489

 

Cost of sales

 

 

19,339

 

 

 

21,910

 

 

 

23,865

 

 

 

21,411

 

 

 

86,525

 

Gross profit

 

 

70,423

 

 

 

79,044

 

 

 

77,286

 

 

 

83,211

 

 

 

309,964

 

Operating expense

 

 

77,615

 

 

 

74,116

 

 

 

73,147

 

 

 

75,831

 

 

 

300,709

 

Operating income (loss)

 

 

(7,192

)

 

 

4,928

 

 

 

4,139

 

 

 

7,380

 

 

 

9,255

 

Net income (loss) from continuing operations

 

 

(7,737

)

 

 

4,077

 

 

 

(788

)

 

 

2,106

 

 

 

(2,342

)

Net income (loss)

 

$

(8,379

)

 

$

3,572

 

 

$

(1,371

)

 

$

3,369

 

 

$

(2,809

)

Net income (loss) per common share — basic:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Net income (loss) from continuing operations

 

$

(0.41

)

 

$

0.22

 

 

$

(0.04

)

 

$

0.11

 

 

$

(0.12

)

Net income (loss)

 

$

(0.45

)

 

$

0.19

 

 

$

(0.07

)

 

$

0.18

 

 

$

(0.15

)

Net income (loss) per common share — diluted:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Net income (loss) from continuing operations

 

$

(0.41

)

 

$

0.21

 

 

$

(0.04

)

 

$

0.11

 

 

$

(0.12

)

Net income (loss)

 

$

(0.45

)

 

$

0.19

 

 

$

(0.07

)

 

$

0.18

 

 

$

(0.15

)