Marketable Investments (Tables)

3 Months Ended

Mar. 31, 2015

Investments, Debt and Equity Securities [Abstract]

Summary of Company's Marketable Investments

The following table summarizes the Company’s marketable investments (in thousands):


	As of March 31, 2015
	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Market Value

Corporate obligations	$	60,792	$	56	$	(16	)	$	60,832


	As of December 31, 2014
	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Market Value

Corporate obligations	$	55,005	$	13	$	(133	)	$	54,885

Summary of Maturity Periods of Marketable Securities

The following table summarizes the maturity periods of the marketable securities in the Company’s portfolio as of March 31, 2015 (in thousands).


	FY 2015		FY 2016		FY 2017		Thereafter		Total
Corporate obligations	$	12,432	$	24,575	$	22,819	$	1,006	$	60,832

Summary of Gross Unrealized Losses and Market Value of Available-for-Sale Securities with Unrealized Losses

The following table shows the gross unrealized losses and market value of Forrester’s available-for-sale securities with unrealized losses that are not deemed to be other-than-temporary, aggregated by investment category and length of time that individual securities have been in a continuous unrealized loss position (in thousands):


	As of March 31, 2015
	Less Than 12 Months				12 Months or Greater
	Market Value		Unrealized Losses		Market Value		Unrealized Losses

Corporate obligations	$	15,235	$	12	$	2,053	$	4


	As of December 31, 2014
	Less Than 12 Months				12 Months or Greater
	Market Value		Unrealized Losses		Market Value		Unrealized Losses

Corporate obligations	$	38,175	$	133	$	—	$	—

Summary of Company's Fair Value Hierarchy for its Financial Assets

The following table represents the Company’s fair value hierarchy for its financial assets (cash equivalents and investments) measured at fair value on a recurring basis as of March 31, 2015 and December 31, 2014 (in thousands):


	As of March 31, 2015
	Level 1		Level 2		Level 3		Total
Money market funds (1)	$	845	$	—	$	—	$	845
Corporate obligations		—		60,832		—		60,832

Total	$	845	$	60,832	$	—	$	61,677


	As of December 31, 2014
	Level 1		Level 2		Level 3		Total
Money market funds (1)	$	1,794	$	—	$	—	$	1,794
Corporate obligations		—		54,885		—		54,885

Total	$	1,794	$	54,885	$	—	$	56,679

(1)	Included in cash and cash equivalents.

- Definition

Tabular disclosure of available-for-sale securities which includes, but is not limited to, changes in the cost basis and fair value, fair value and gross unrealized gain (loss), fair values by type of security, contractual maturity and classification, amortized cost basis, contracts to acquire securities to be accounted for as available-for-sale, debt maturities, transfers to trading, change in net unrealized holding gain (loss) net of tax, continuous unrealized loss position fair value, aggregate losses qualitative disclosures, other than temporary impairment (OTTI) losses or other disclosures related to available for sale securities.

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