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Changes in Accumulated Other Comprehensive Income by Component
 3 Months Ended
Mar. 31, 2018
Equity [Abstract]  
Changes in Accumulated Other Comprehensive Income by Component
Note 5—Changes in Accumulated Other Comprehensive Income by Component

Accumulated other comprehensive income consists of unrealized gains and losses from the Company’s available-for-sale marketable securities. The following table provides a summary of the changes in accumulated other comprehensive income for the three months ended March 31, 2018 and 2017:
 
Unrealized Gains and Losses on Available-for-Sale Securities(1)
 
Three Months Ended March 31,
 
2018
 
2017
 
(in thousands)
Accumulated other comprehensive income (loss) — beginning balance
$
837

 
$
(319
)
Other comprehensive (loss) income before reclassifications
(1,208
)
 
446

Losses reclassified from other comprehensive income(2)
70

 
33

Net current period other comprehensive (loss) income(3)
(1,138
)
 
479

Accumulated other comprehensive (loss) income — ending balance
$
(301
)
 
$
160


(1) 
All amounts are net of tax.
(2) 
Realized losses were recorded pre-tax under “Other income, net - Investment and interest” in our Consolidated Statements of Comprehensive Income. For the three months ended March 31, 2018 and 2017, the Company recorded $89 thousand and $48 thousand, respectively of realized losses from the sale of available for sale securities. Refer to Note 8—Fair Value Measurements herein for further information.
(3) 
For the three months ended March 31, 2018 and 2017, the changes in other comprehensive income were net of a tax benefit of $0.3 million and an expense of $0.5 million, respectively.

 
Amounts Reclassified from Accumulated Other Comprehensive Income
 
Three Months Ended March 31,
 
2018
 
2017
 
(in thousands)
Losses from the sale of available-for-sale securities
$
(89
)
 
$
(48
)
Tax benefit
19

 
15

Net loss reclassified from accumulated other comprehensive income
$
(70
)
 
$
(33
)