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Quarterly financial data (unaudited) (Tables)

12 Months Ended

Dec. 31, 2013

Quarterly Financial Information Disclosure [Abstract]

Condensed Consolidated Statement of Operations

Condensed Consolidated Statement of Operations

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

		Originally Reported in 2013 Form 10-Q				Original Restatement Adjustments				Originally Reported in 2013 Form 10-Q/A				Further Restatement Adjustments				Restated
		1st Quarter
2013
Net sales		$	100,254			$	3,119			$	103,373			$	(1,094	)		$	102,279
Cost of sales			22,699				2,918				25,617				224				25,841
Gross profit			77,555				201				77,756				(1,318	)			76,438
Operating expense			73,531				(3,862	)			69,669				701				70,370
Operating income			4,024				4,063				8,087				(2,019	)			6,068
Net income from continuing operations			4,908				2,702				7,610				(1,684	)			5,926
Net income		$	2,116			$	2,384			$	4,500			$	(1,053	)		$	3,447
Net income (loss) per common share:
Basic:
Net income from continuing operations		$	0.25			$	0.14			$	0.39			$	(0.08	)		$	0.31
Net income		$	0.11			$	0.12			$	0.23			$	(0.05	)		$	0.18
Diluted:
Net income from continuing operations		$	0.25			$	0.14			$	0.39			$	(0.09	)		$	0.30
Net income		$	0.11			$	0.12			$	0.23			$	(0.05	)		$	0.18
		Originally Reported in 2013 Form 10-K				Original Restatement Adjustments				Originally Reported in 2013 Form 10-K				Further Restatement Adjustments				Restated
		2nd Quarter
2013
Net sales		$	98,280			$	—			$	98,280			$	(640	)		$	97,640
Cost of sales			20,246				—				20,246				1,638				21,884
Gross profit			78,034				—				78,034				(2,278	)			75,756
Operating expense			69,230				—				69,230				(394	)			68,836
Operating income			8,804				—				8,804				(1,884	)			6,920
Net income from continuing operations			4,130				—				4,130				(2,118	)			2,012
Net loss		$	(2,317	)		$	—			$	(2,317	)		$	(694	)		$	(3,011	)
Net income (loss) per common share:
Basic:
Net income from continuing operations		$	0.22			$	—			$	0.22			$	(0.11	)		$	0.11
Net loss		$	(0.12	)		$	—			$	(0.12	)		$	(0.04	)		$	(0.16	)
Diluted:
Net income from continuing operations		$	0.21			$	—			$	0.21			$	(0.11	)		$	0.10
Net loss		$	(0.12	)		$	—			$	(0.12	)		$	(0.04	)		$	(0.16	)

Condensed Consolidated Statement of Operations

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

		Originally Reported in 2013 Form 10-K				Original Restatement Adjustments				Originally Reported in 2013 Form 10-K				Further Restatement Adjustments				Restated
		3rd Quarter
2013
Net sales		$	92,738			$	—			$	92,738			$	(932	)		$	91,806
Cost of sales			23,920				—				23,920				1,144				25,064
Gross profit			68,818				—				68,818				(2,076	)			66,742
Operating expense			84,418				—				84,418				(3,575	)			80,843
Operating loss			(15,600	)			—				(15,600	)			1,499				(14,101	)
Net loss from continuing operations			(18,084	)			—				(18,084	)			1,580				(16,504	)
Net loss		$	(19,822	)		$	—			$	(19,822	)		$	986			$	(18,836	)
Net income (loss) per common share:
Basic:
Net loss from continuing operations		$	(1.00	)		$	—			$	(1.00	)		$	0.09			$	(0.91	)
Net loss		$	(1.10	)		$	—			$	(1.10	)		$	0.06			$	(1.04	)
Diluted:
Net loss from continuing operations		$	(1.00	)		$	—			$	(1.00	)		$	0.09			$	(0.91	)
Net loss		$	(1.10	)		$	—			$	(1.10	)		$	0.06			$	(1.04	)
		4th Quarter
2013
Net sales		$	106,143			$	—			$	106,143			$	(257	)		$	105,886
Cost of sales			32,517				—				32,517				1,606				34,123
Gross profit			73,626				—				73,626				(1,863	)			71,763
Operating expense			80,004				—				80,004				1,838				81,842
Operating loss			(6,378	)			—				(6,378	)			(3,701	)			(10,079	)
Net loss from continuing operations			(8,564	)			—				(8,564	)			(1,075	)			(9,639	)
Net loss		$	(7,876	)		$	—			$	(7,876	)		$	(2,536	)		$	(10,412	)
Net income (loss) per common share:
Basic:
Net loss from continuing operations		$	(0.47	)		$	—			$	(0.47	)		$	(0.06	)		$	(0.53	)
Net loss		$	(0.43	)		$	—			$	(0.43	)		$	(0.15	)		$	(0.58	)
Diluted:
Net loss from continuing operations		$	(0.47	)		$	—			$	(0.47	)		$	(0.06	)		$	(0.53	)
Net loss		$	(0.43	)		$	—			$	(0.43	)		$	(0.15	)		$	(0.58	)

Condensed Consolidated Statement of Operations

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

		As Reported in the 2012 Form 10-K Prior to Original Restatement				Original Restatement Adjustments				As Originally Restated in the 2012 Form 10-K/A				Further Restatement Adjustments				Restated
		1st Quarter
2012
Net sales		$	116,041			$	(7,105	)		$	108,936			$	(1,773	)		$	107,163
Cost of sales			21,939				(561	)			21,378				2,767				24,145
Gross profit			94,102				(6,544	)			87,558				(4,540	)			83,018
Operating expense			71,671				(2,033	)			69,638				(1,409	)			68,229
Operating income			22,431				(4,511	)			17,920				(3,131	)			14,789
Net income from continuing operations			12,215				(3,618	)			8,597				(1,727	)			6,870
Net income		$	12,016			$	(2,609	)		$	9,407			$	(2,058	)		$	7,349
Net income (loss) per common share:
Basic:
Net income from continuing operations		$	0.65			$	(0.19	)		$	0.46			$	(0.09	)		$	0.37
Net income		$	0.64			$	(0.14	)		$	0.50			$	(0.11	)		$	0.39
Diluted:
Net income from continuing operations		$	0.64			$	(0.19	)		$	0.45			$	(0.09	)		$	0.36
Net income		$	0.63			$	(0.14	)		$	0.49			$	(0.11	)		$	0.38
		2nd Quarter
2012
Net sales		$	119,492			$	(6,069	)		$	113,423			$	(1,822	)		$	111,601
Cost of sales			23,676				3,871				27,547				(2,604	)			24,943
Gross profit			95,816				(9,940	)			85,876				782				86,658
Operating expense			75,251				(3,673	)			71,578				(1,542	)			70,036
Operating income			20,565				(6,267	)			14,298				2,324				16,622
Net income from continuing operations			13,967				(4,097	)			9,870				1,551				11,421
Net income		$	11,205			$	(3,951	)		$	7,254			$	1,548			$	8,802
Net income (loss) per common share:
Basic:
Net income from continuing operations		$	0.74			$	(0.22	)		$	0.52			$	0.09			$	0.61
Net income		$	0.59			$	(0.21	)		$	0.38			$	0.09			$	0.47
Diluted:
Net income from continuing operations		$	0.73			$	(0.22	)		$	0.51			$	0.08			$	0.59
Net income		$	0.58			$	(0.21	)		$	0.37			$	0.09			$	0.46

Condensed Consolidated Statement of Operations

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

		As Reported in the 2012 Form 10-K Prior to Original Restatement				Original Restatement Adjustments				As Originally Restated in the 2012 Form 10-K/A				Further Restatement Adjustments				Restated
		3rd Quarter
2012
Net sales		$	114,752			$	(6,895	)		$	107,857			$	(2,039	)		$	105,818
Cost of sales			22,373				2,011				24,384				503				24,887
Gross profit			92,379				(8,906	)			83,473				(2,542	)			80,931
Operating expense			70,846				(6,178	)			64,668				(680	)			63,988
Operating income			21,533				(2,728	)			18,805				(1,862	)			16,943
Net income from continuing operations			13,118				(2,544	)			10,574				(1,262	)			9,312
Net income		$	7,560			$	(2,544	)		$	5,016			$	(1,269	)		$	3,747
Net income (loss) per common share:
Basic:
Net income from continuing operations		$	0.69			$	(0.14	)		$	0.55			$	(0.06	)		$	0.49
Net income		$	0.40			$	(0.14	)		$	0.26			$	(0.06	)		$	0.20
Diluted:
Net income from continuing operations		$	0.67			$	(0.13	)		$	0.54			$	(0.06	)		$	0.48
Net income		$	0.39			$	(0.14	)		$	0.25			$	(0.06	)		$	0.19
		4th Quarter
2012
Net sales		$	112,035			$	5,330			$	117,365			$	(1,758	)		$	115,607
Cost of sales			18,504				6,440				24,944				1,807				26,751
Gross profit			93,531				(1,110	)			92,421				(3,565	)			88,856
Operating expense			69,050				(2,242	)			66,808				(4,470	)			62,338
Operating income			24,481				1,132				25,613				905				26,518
Net income from continuing operations			14,636				1,373				16,009				1,509				17,518
Net income		$	20,514			$	647			$	21,161			$	1,793			$	22,954
Net income (loss) per common share:
Basic:
Net income from continuing operations		$	0.76			$	0.07			$	0.83			$	0.08			$	0.91
Net income		$	1.06			$	0.04			$	1.10			$	0.09			$	1.19
Diluted:
Net income from continuing operations		$	0.74			$	0.07			$	0.81			$	0.08			$	0.89
Net income		$	1.04			$	0.03			$	1.07			$	0.10			$	1.17

Condensed Consolidated Balance Sheets

Condensed Consolidated Balance Sheets

(U.S. Dollars, in thousands, except share and per share data)		Originally Reported in 2013 Form 10-Q				Original Restatement Adjustments				Originally Restated in 2013 Form 10-Q/A				Further Restatement Adjustments				Restated
		1st Quarter
2013
Total assets		$	503,380			$	(27,622	)		$	475,758			$	(11,605	)		$	464,153
Total liabilities			101,212				1,154				102,366				812				103,178
Total shareholders’ equity			402,168				(28,776	)			373,392				(12,417	)			360,975
Total liabilities and shareholders’ equity		$	503,380			$	(27,622	)		$	475,758			$	(11,605	)		$	464,153
		Originally Reported in 2013 Form 10-K				Original Restatement Adjustments				Originally Reported in 2013 Form 10-K				Further Restatement Adjustments				Restated
		2nd Quarter
2013
Total assets		$	459,450			$	—			$	459,450			$	(13,129	)		$	446,321
Total liabilities			114,223				—				114,223				(48	)			114,175
Total shareholders’ equity			345,227				—				345,227				(13,081	)			332,146
Total liabilities and shareholders’ equity		$	459,450			$	—			$	459,450			$	(13,129	)		$	446,321
		3rd Quarter
2013
Total assets		$	430,058			$	—			$	430,058			$	(14,534	)		$	415,524
Total liabilities			111,001				—				111,001				(2,470	)			108,531
Total shareholders’ equity			319,057				—				319,057				(12,064	)			306,993
Total liabilities and shareholders’ equity		$	430,058			$	—			$	430,058			$	(14,534	)		$	415,524
		4th Quarter
2013
Total assets		$	423,182			$	—			$	423,182			$	(11,207	)		$	411,975
Total liabilities			112,688				—				112,688				3,424				116,112
Total shareholders’ equity			310,494				—				310,494				(14,631	)			295,863
Total liabilities and shareholders’ equity		$	423,182			$	—			$	423,182			$	(11,207	)		$	411,975

Condensed Consolidated Balance Sheets

(U.S. Dollars, in thousands, except share and per share data)		As Reported in the 2012 Form 10-K Prior to Original Restatement				Original Restatement Adjustments				As Originally Restated in the 2012 Form 10-K/A				Further Restatement Adjustments				Restated
		1st Quarter
2012
Total assets		$	707,586			$	(13,480	)		$	694,106			$	(13,510	)		$	680,596
Total liabilities			369,178				12,556				381,734				317				382,051
Total shareholders’ equity			338,408				(26,036	)			312,372				(13,827	)			298,545
Total liabilities and shareholders’ equity		$	707,586			$	(13,480	)		$	694,106			$	(13,510	)		$	680,596
		2nd Quarter
2012
Total assets		$	553,320			$	(22,925	)		$	530,395			$	(9,547	)		$	520,848
Total liabilities			199,104				6,092				205,196				2,731				207,927
Total shareholders’ equity			354,216				(29,017	)			325,199				(12,278	)			312,921
Total liabilities and shareholders’ equity		$	553,320			$	(22,925	)		$	530,395			$	(9,547	)		$	520,848
		3rd Quarter
2012
Total assets		$	565,073			$	(25,507	)		$	539,566			$	(11,392	)		$	528,174
Total liabilities			187,463				6,136				193,599				2,156				195,755
Total shareholders’ equity			377,610				(31,643	)			345,967				(13,548	)			332,419
Total liabilities and shareholders’ equity		$	565,073			$	(25,507	)		$	539,566			$	(11,392	)		$	528,174
		4th Quarter
2012
Total assets		$	504,281			$	(31,384	)		$	472,897			$	(8,351	)		$	464,546
Total liabilities			105,183				(118	)			105,065				3,042				108,107
Total shareholders’ equity			399,098				(31,266	)			367,832				(11,393	)			356,439
Total liabilities and shareholders’ equity		$	504,281			$	(31,384	)		$	472,897			$	(8,351	)		$	464,546

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