Marketable Investments (Tables)

6 Months Ended

Jun. 30, 2013

Investments Debt And Equity Securities [Abstract]

Summary of Company's Marketable Investments

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


			Gross		Gross
	Amortized		Unrealized		Unrealized			Market
	Cost		Gains		Losses			Value
June 30, 2013
Available-for-sale securities
State and municipal obligations	$	18,478	$	16	$	(4	)	$	18,490
Federal agency and corporate obligations		105,300		169		(409	)		105,060

Total short-term available-for-sale securities		123,778		185		(413	)		123,550
ARS, long-term		11,000		—		(2,080	)		8,920

Total available-for-sale securities	$	134,778	$	185	$	(2,493	)	$	132,470


			Gross		Gross
	Amortized		Unrealized		Unrealized			Market
	Cost		Gains		Losses			Value
December 31, 2012
Available-for-sale securities
State and municipal obligations	$	18,859	$	27	$	(14	)	$	18,872
Federal agency and corporate obligations		115,653		380		(29	)		116,004

Total short-term available-for-sale securities		134,512		407		(43	)		134,876
ARS, long-term		11,000		—		(2,030	)		8,970

Total available-for-sale securities	$	145,512	$	407	$	(2,073	)	$	143,846

Summary of Maturity Periods of the Marketable Securities

The following table reflects the ARS at their contractual maturity dates of between 2024 and 2034 (in thousands).


	FY 2013		FY2014		FY2015		Thereafter		Total
State and municipal obligations	$	6,309	$	10,092	$	2,089	$	—	$	18,490
Federal agency and corporate obligations		20,245		32,273		36,640		15,902		105,060
ARS		—		—		—		8,920		8,920

Total	$	26,554	$	42,365	$	38,729	$	24,822	$	132,470

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 June 30, 2013
	Less Than 12 Months				12 Months or Greater
	Market		Unrealized		Market		Unrealized
	Value		Losses		Value		Losses
State and municipal bonds	$	4,593	$	4	$	—	$	—
Federal agency and corporate obligations		57,448		409		—		—
ARS		—		—		8,920		2,080

Total	$	62,041	$	413	$	8,920	$	2,080


	As of December 31, 2012
	Less Than 12 Months				12 Months or Greater
	Market		Unrealized		Market		Unrealized
	Value		Losses		Value		Losses
State and municipal bonds	$	9,430	$	14	$	—	$	—
Federal agency and corporate obligations		17,716		29		—		—
ARS		—		—		8,970		2,030

Total	$	27,146	$	43	$	8,970	$	2,030

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 June 30, 2013 and December 31, 2012 (in thousands):


	As of June 30, 2013
	Level 1		Level 2		Level 3		Total
Money market funds (1)	$	964	$	—	$	—	$	964
State and municipal obligations		—		18,490		—		18,490
Federal agency and corporate obligations (2)		—		111,209		—		111,209
ARS		—		—		8,920		8,920

Total	$	964	$	129,699	$	8,920	$	139,583


	As of December 31, 2012
	Level 1		Level 2		Level 3		Total
Money market funds (1)	$	815	$	—	$	—	$	815
State and municipal obligations		—		18,872		—		18,872
Federal agency and corporate obligations (2)		—		148,117		—		148,117
ARS		—		—		8,970		8,970

Total	$	815	$	166,989	$	8,970	$	176,774

(1)	Included in cash and cash equivalents.

(2)	$6.1 million and $32.1 million included in cash and cash equivalents at June 30, 2013 and December 31, 2012, respectively, as original maturities at the time of purchase were 90 days or less.

Summary of Changes in Fair Value of Level 3 Financial Assets

The following table provides a summary of changes in fair value of the Company’s Level 3 financial assets for the six months ended June 30, 2013 and 2012 (in thousands):


	ARS
Balance at December 31, 2011	$	9,565
Sales		—
Gains included in other comprehensive income (loss)		121

Balance at June 30, 2012	$	9,686


	ARS
Balance at December 31, 2012	$	8,970
Sales		—
Losses included in other comprehensive income (loss)		(50	)

Balance at June 30, 2013	$	8,920

- 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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- Definition

Tabular disclosure of the fair value measurement of assets using significant unobservable inputs (Level 3), a reconciliation of the beginning and ending balances, separately presenting changes during the period attributable to the following: (1) total gains or losses for the period (realized and unrealized), segregating those gains or losses included in earnings (or changes in net assets) and gains or losses recognized in other comprehensive income (loss), and a description of where those gains or losses included in earnings (or changes in net assets) are reported in the statement of income (or activities); (2) purchases, sales, issues, and settlements (each type disclosed separately); and (3) transfers in and transfers out of Level 3 (for example, transfers due to changes in the observability of significant inputs), by class of asset.

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