Investments (Tables)

12 Months Ended

Dec. 31, 2012

Investments, Debt and Equity Securities [Abstract]

Available-for-sale Securities

At December 31, the cost and carrying value of its available-for-sale investments were as follows (in thousands):

2012:	Cost		Gross Unrealized  Gains		Gross Unrealized  Losses			Carrying Value
Debt securities:
Corporate bonds	$	7,758	$	324	$	(56	)	$	8,026
Marketable equity securities	33,847		7,212		(621		)	40,438
Total	$	41,605	$	7,536	$	(677	)	$	48,464

2011:	Cost		Gross Unrealized Gains		Gross Unrealized Losses			Carrying Value
Debt securities:
U.S. Treasury securities	$	831						$	831
Corporate bonds	13,871		$	559	$	(56	)	14,374
	14,702		559		(56		)	15,205
Marketable equity securities	26,575		2,440		(1,114		)	27,901
Total	$	41,277	$	2,999	$	(1,170	)	$	43,106

Investments Classified by Contractual Maturity Date

The amortized cost and carrying value of investments in debt securities at December 31, 2012, by contractual maturity, are shown below.  Expected maturity dates may differ from contractual maturity dates because borrowers may have the right to call or prepay obligations with or without call or prepayment penalties (in thousands):

	Amortized Cost		Carrying Value
Due in one year or less	$	3,963	$	4,077
Due after one year through five years	3,316		3,476
Due after five years	479		473
	$	7,758	$	8,026

Realized Gain (Loss) on Investments

Included in other income in the accompanying consolidated financial statements is the pre-tax net realized gain or loss on investments for each of the years ended December 31 (in thousands):

	2012			2011			2010
Gross realized gains:
Debt securities	$	845		$	213		$	3,632
Equity securities and other investments	1,173			4,656			6,501
Total gain	2,018			4,869			10,133
Gross realized losses:
Debt securities	(2		)	(6		)	(23		)
Equity securities and other investments	(2,136		)	(819		)	(387		)
Total loss	(2,138		)	(825		)	(410		)
Net realized gain (loss)	$	(120	)	$	4,044		$	9,723

Schedule of Unrealized Loss on Investments

The following table summarizes the market value of those investments in an unrealized loss position for periods less than and greater than 12 months (in thousands):

	2012				2011
Less than 12 months	Fair Value		Gross Unrealized Loss		Fair Value		Gross Unrealized Loss
Debt securities:
Corporate bonds	$	768	$	12	$	66	$	1
Marketable equity securities	5,193		615		6,510		354
Total	$	5,961	$	627	$	6,576	$	355

	2012				2011
Greater than 12 months	Fair Value		Gross Unrealized Loss		Fair Value		Gross Unrealized Loss
Debt securities:
Corporate bonds	$	2,204	$	44	$	2,818	$	55
Marketable equity securities	45		6		2,757		760
Total	$	2,249	$	50	$	5,575	$	815

Schedule of Investments in Unconsolidated Affiliates

The following is summarized financial information of Spigit as of and for the years ended December 31 (in thousands):

Balance Sheet:	2012		2011		2010
Current assets	$	5,971	$	9,061	$	6,602
Noncurrent assets	$	1,704	$	1,019	$	656
Current liabilities	$	22,351	$	18,163	$	8,598
Statement of Operations:
Revenues	$	17,420	$	9,351	$	4,815
Gross margin	$	12,957	$	5,785	$	3,843
Loss from continuing operations and net loss	$	13,811	$	25,173	$	10,140