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Income Taxes (Tables)
12 Months Ended
Dec. 31, 2022
Income Taxes [Abstract]  
Consolidated Income Before Provision for Income Taxes
Consolidated income before provision for income taxes consists of the following for the years ended December 31, 2022, 2021 and 2020 (U.S. dollars in thousands):

 
2022
   
2021
   
2020
 
U.S.
 
$
24,411
   
$
45,371
   
$
71,138
Foreign
   
64,559
     
187,088
     
185,094
 
Total
 
$
88,970
   
$
232,459
   
$
256,232
 
Current and Deferred Taxes
The provision for current and deferred taxes for the years ended December 31, 2022, 2021 and 2020 consists of the following (U.S. dollars in thousands):

 
2022
   
2021
   
2020
 
Current
                 
Federal
 
$
   
$
   
$
 
State
   
1,515
     
1,458
     
1,629
 
Foreign
   
34,117
     
77,393
     
77,079
 
     
35,632
     
78,851
     
78,708
 
Deferred
                       
Federal
   
(65,733
)
   
3,705
     
(14,430
)
State
   
(1,239
)
   
(38
)
   
(563
)
Foreign
   
15,532
     
2,675
     
1,162
 
     
(51,440
)
   
6,342
     
(13,831
)
Provision for income taxes
 
$
(15,808
)
 
$
85,193
   
$
64,877
 
Deferred Tax Assets and Liabilities
The principal components of deferred taxes are as follows (U.S. dollars in thousands):

 
Year Ended December 31,
 
   
2022
   
2021
 
Deferred tax assets:
           
Inventory differences
 
$
41,127
   
$
5,859
 
Foreign tax credit and other foreign benefits
   
51,273
     
69,401
 
Stock-based compensation
   
5,981
     
9,392
 
Accrued expenses not deductible until paid
   
37,181
     
36,401
 
Foreign currency exchange
   
     
605
 
Net operating losses
   
12,773
     
9,479
 
Capitalized research and development
   
26,406
     
22,962
 
R&D credit carryforward
   
1,795
     
1,451
 
Other
   
242
     
34
 
Gross deferred tax assets
   
176,778
     
155,584
 
Deferred tax liabilities:
               
Foreign currency exchange
    3,225        
Foreign withholding taxes
   
15,375
     
15,412
 
Intangibles step-up
   
4,446
     
4,446
 
Overhead allocation to inventory
   
3,504
     
3,373
 
Amortization of intangibles
   
21,211
     
21,936
 
Other
   
6,129
     
6,133
 
Gross deferred tax liabilities
   
53,890
     
51,300
 
Valuation allowance
   
(33,557
)
   
(80,186
)
Deferred taxes, net
 
$
89,331
   
$
24,098
 
Deferred Tax Asset Valuation Adjustments
The deferred tax asset valuation adjustments for the years ended December 31, 2022, 2021 and 2020 are as follows (U.S. dollars in thousands):

 
Year Ended December 31,
 
   
2022
   
2021
   
2020
 
Balance at the beginning of period
 
$
80,186
   
$
67,340
   
$
77,042
 
Additions charged to cost and expenses
   
3,231
(1) 
   
12,674
(4) 
   
2,154
(6) 
Decreases
   
(50,315
)(2)
   
(5)
   
(12,100
)(7)
Adjustments
   
455
(3) 
   
172
(3) 
   
244
(3) 
Balance at the end of the period
 
$
33,557
   
$
80,186
   
$
67,340
 

(1)
Increase in valuation is due primarily to net operating losses in foreign markets.
(2)
The decrease was due to utilization of $18.1 million of foreign tax credits and the valuation allowance release of $32.2 million foreign tax credits.
(3)
Represents the net currency effects of translating valuation allowances at current rates of exchange.
(4)
Increase in valuation is primarily due to $11.9 million that was recorded on the foreign tax credit carryforward due to the disposal of the Company’s Grow Tech segment. The additional amount is due to net operating losses in foreign markets.
(5)
No decreases in 2021.
(6)
Increase in valuation is due primarily to net operating losses in foreign markets.
(7)
The decrease was due primarily to the utilization of foreign tax credits that had previously had a valuation allowance recorded against the asset.
Deferred Taxes, Net on a Jurisdiction Basis

The components of deferred taxes, net on a jurisdiction basis are as follows (U.S. dollars in thousands):

 
Year Ended December 31,
 
   
2022
   
2021
 
Net noncurrent deferred tax assets
 
$
89,770
   
$
26,483
 
Net noncurrent deferred tax liabilities
   
439
     
2,385
 
Deferred taxes, net
 
$
89,331
   
$
24,098
 
Reconciliation of Statutory to Effective Tax Rate
The actual tax rate for the years ended December 31, 2022, 2021 and 2020 compared to the statutory U.S. Federal tax rate is as follows:

 
Year Ended December 31,
 
   
2022
   
2021
   
2020
 
Income taxes at statutory rate
   
21.00
%
   
21.00
%
   
21.00
%
Excess tax benefit from equity award
   
(0.12
)%
   
(0.19
)%
   
0.70
%
Deferred compensation
    2.18 %     (0.46 )%     (0.30 )%
Executive salary limitation
    2.06 %     0.47 %     0.04 %
Non-U.S. income taxed at different rates
   
4.78
%
   
6.06
%
   
3.37
%
Foreign withholding taxes
   
(0.73
)%
   
4.71
%
   
5.21
%
Change in reserve for uncertain tax positions
   
17.69
%
   
(0.06
)%
   
1.98
%
Valuation allowance recognized foreign tax credit & others
   
(56.17
)%
   
5.12
%
   
(4.59
)%
Foreign-Derived Intangible Income (FDII)
   
(8.14
)%
   
(0.87
)%
   
(2.78
)%
Other
   
(0.32
)%
   
0.87
%
   
0.69
%
     
(17.77
)%
   
36.65
%
   
25.32
%