Investments (Tables)

3 Months Ended

Mar. 31, 2014

Schedule of investments in available-for-sale securities at fair values

Investments in available-for-sale securities at fair value were as follows for the periods ended (in thousands):



	March 31, 2014									December 31, 2013
Description of the Securities	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value		Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses			Fair Value
Agency securities	$	637,562	$	1,228	$	(456	)	$	638,334	$	453,922	$	1,177	$	(349	)	$	454,750
Corporate securities	700,953		1,121		(248		)	701,826		643,360		947		(216		)	644,091
Municipal securities	57,022		108		(8		)	57,122		53,698		81		(23		)	53,756
Government securities	132,251		90		(34		)	132,307		156,930		196		(47		)	157,079
Total	$	1,527,788	$	2,547	$	(746	)	$	1,529,589	$	1,307,910	$	2,401	$	(635	)	$	1,309,676

- 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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