Accumulated Other Comprehensive Income (Loss) (Tables)

6 Months Ended

Jun. 30, 2017

Equity [Abstract]

Summary of Changes in Accumulated Other Comprehensive Income (Loss), Net of Tax, from Unrealized Gains (Losses) on Available-for-Sale Marketable Securities

The following table summarizes the changes in accumulated other comprehensive income (loss), or AOCI, net of tax, from unrealized gains (losses) on available-for-sale marketable securities, the Company’s only component of AOCI, for the six months ended June 30, 2017 and June 30, 2016.

	Total Accumulated Other Comprehensive Income (Loss)
Balance, December 31, 2016	$	3
Other comprehensive income before reclassifications		(13	)
Amount reclassified from accumulated other comprehensive income		(3	)
Net current period other comprehensive income		(16	)
Balance, June 30, 2017	$	(13	)
Balance, December 31, 2015	$	(35	)
Other comprehensive income before reclassifications		76
Amount reclassified from accumulated other comprehensive income		—
Net current period other comprehensive income		76
Balance, June 30, 2016	$	41

Schedule of Reclassification Out of Accumulated Other Comprehensive Income

The reclassifications out of AOCI and into net loss were as follows:

	Three Months Ended June 30,				Six Months Ended June 30,				Affected Line Item in the
Component of AOCI	2017		2016		2017		2016		Statements of Operations
Unrealized gains (losses) on available-for-sale marketable securities	$	—	$	—	$	3	$	—	Other income
		—		—		—		—	Benefit from income taxes
	$	—	$	—	$	3	$	—