Investments (Tables)

12 Months Ended

Dec. 31, 2013

Investments [Abstract]

Schedule Of Debt Securities By Contractual Maturity Date

The following table summarizes j2 Global’s debt securities designated as available-for-sale, classified by the contractual maturity date of the security (in thousands):

	December 31, 2013		December 31, 2012
Due within 1 year	$	46,339	$	46,681
Due within more than 1 year but less than 5 years	44,865		17,209
Due within more than 5 years but less than 10 years	—		—
Due 10 years or after	2,486		2,633
Total	$	93,690	$	66,523

Schedule Of Available-For-Sale And Trading Securities

The following table summarizes the Company’s investments designated as trading and available-for-sale (in thousands):

	December 31, 2013		December 31, 2012
Trading	$	—	$	3
Available-for-sale	123,737		90,017
Total	$	123,737	$	90,020

Summary Of Gross Unrealized Gains And Losses And Fair Values

The following table summarizes the gross unrealized gains and losses and fair values for investments as of December 31, 2013 and December 31, 2012 aggregated by major security type (in thousands):

	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value
December 31, 2013
Debt Securities	$	93,569	$	158	$	(37	)	$	93,690
Equity Securities	20,610		9,558		(121		)	30,047
Total	$	114,179	$	9,716	$	(158	)	$	123,737
December 31, 2012
Debt Securities	$	66,541	$	149	$	(167	)	$	66,523
Equity Securities	$	20,610	$	3,251	$	(367	)	$	23,494
Total	$	87,151	$	3,400	$	(534	)	$	90,017