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INCOME TAXES (Tables)
12 Months Ended
Dec. 31, 2016
Income Tax Disclosure [Abstract]  
Components of Income (Loss) before Income Taxes

The components of income before income taxes are as follows (in thousands):

 

 

 

Year ended December 31,

 

 

 

2016

 

 

2015

 

 

2014

 

United States

 

$

69,595

 

 

$

54,338

 

 

$

60,485

 

Foreign

 

 

(997

)

 

 

(21,279

)

 

 

(1,158

)

Income before income tax

 

$

68,598

 

 

$

33,059

 

 

$

59,327

 

 

Components of Income Tax Expense

The components of the income tax expense are as follows (in thousands):

 

 

 

Year ended December 31,

 

 

 

2016

 

 

2015

 

 

2014

 

Current income tax benefit (expense):

 

 

 

 

 

 

 

 

 

 

 

 

Federal

 

$

(4,485

)

 

$

(1,018

)

 

$

 

State

 

 

(47

)

 

 

(2

)

 

 

(2

)

Foreign

 

 

(12,902

)

 

 

(10,224

)

 

 

(8,363

)

 

 

 

(17,434

)

 

 

(11,244

)

 

 

(8,365

)

Deferred income tax (expense) benefit:

 

 

 

 

 

 

 

 

 

 

 

 

Federal

 

 

(2,683

)

 

 

(7,145

)

 

 

(9,652

)

State

 

 

(503

)

 

 

51

 

 

 

575

 

Foreign

 

 

92

 

 

 

(43

)

 

 

(31

)

 

 

 

(3,094

)

 

 

(7,137

)

 

 

(9,108

)

Income tax expense

 

$

(20,528

)

 

$

(18,381

)

 

$

(17,473

)

 

Reconciliation of the Statutory U.S. Federal Tax Rate to the Effective Tax Rate

Reconciliation of the statutory U.S. federal tax rate to the Company's effective tax rate is as follows:

 

 

 

Year ended December 31,

 

 

 

2016

 

 

2015

 

 

2014

 

Statutory U.S. federal income tax rate

 

 

35.0

%

 

 

35.0

%

 

 

35.0

%

State income taxes, net of federal benefit

 

 

0.5

%

 

 

(0.1

)%

 

 

(0.4

)%

Effect of foreign operations

 

 

0.9

%

 

 

15.2

%

 

 

0.7

%

Accruals and reserves

 

 

3.2

%

 

 

0.0

%

 

 

(4.5

)%

Nondeductible employee compensation

 

 

1.5

%

 

 

2.5

%

 

 

0.5

%

Research tax credits

 

 

(1.3

)%

 

 

(4.4

)%

 

 

(2.5

)%

Change in valuation allowance

 

 

(9.7

)%

 

 

8.4

%

 

 

(0.4

)%

Other

 

 

(0.2

)%

 

 

(1.0

)%

 

 

1.0

%

Effective tax rate

 

 

29.9

%

 

 

55.6

%

 

 

29.4

%

 

Tax Loss and Tax Credit Carryforwards

The following table summarizes Company tax loss and tax credit carry forwards for tax return purposes at December 31, 2016 (in thousands):

 

 

 

Related Tax Deduction

 

 

Tax Benefit

 

 

Expiration Date

Loss carry forwards:

 

 

 

 

 

 

 

 

 

 

Federal net operating loss

 

$

 

 

$

 

 

 

Foreign net operating loss

 

 

27,473

 

 

 

3,434

 

 

n/a

Total loss carry forwards

 

$

27,473

 

 

$

3,434

 

 

 

Tax credit carry forwards:

 

 

 

 

 

 

 

 

 

 

Research tax credits

 

n/a

 

 

$

12,696

 

 

2027 to 2036

Foreign tax credits

 

n/a

 

 

 

13,754

 

 

2023 to 2026

State research tax credits

 

n/a

 

 

 

2,383

 

 

2023 to 2030

Total credit carry forwards

 

n/a

 

 

$

28,833

 

 

 

 

Significant Components of Deferred Tax Assets and Liabilities

Significant components of the Company's net deferred tax assets and liabilities are as follows (in thousands):

 

 

 

December 31,

 

 

 

2016

 

 

2015

 

Deferred tax asset:

 

 

 

 

 

 

 

 

Net operating loss carry forwards

 

$

3,405

 

 

$

3,716

 

Capitalized technology license

 

 

4,163

 

 

 

3,922

 

Capitalized research expenditures

 

 

8,100

 

 

 

10,206

 

Accruals and reserves

 

 

1,112

 

 

 

3,275

 

Retirement plan

 

 

9,723

 

 

 

8,062

 

Deferred revenue

 

 

516

 

 

 

731

 

Tax credit carry forwards

 

 

1,846

 

 

 

7,973

 

Stock-based compensation

 

 

2,889

 

 

 

2,012

 

Other

 

 

874

 

 

 

1,857

 

 

 

 

32,628

 

 

 

41,754

 

Valuation allowance

 

 

(7,950

)

 

 

(14,483

)

Deferred tax assets

 

 

24,678

 

 

 

27,271

 

Deferred tax liability:

 

 

 

 

 

 

 

 

Acquisition goodwill

 

 

(185

)

 

 

 

Deferred tax liabilities

 

 

(185

)

 

 

 

Net deferred tax assets

 

$

24,493

 

 

$

27,271