Securities (Tables)

9 Months Ended

Sep. 30, 2013

Available for Sale Investment Securities

The following table presents investment securities, available for sale as of:

(Dollars in thousands)	September30, 2013		December31, 2012
Corporate bonds	$	—	$	3,060
Investment securities, available for sale	$	—	$	3,060

Amortized Cost and Gross Unrealized Holding Gains for Available for Sale Investment Securities

The amortized cost and gross unrealized holding gains for investment securities, available for sale, consisted of the following as of:

(Dollars in thousands)	September30, 2013		December31, 2012
Amortized cost	$	—	$	2,836
Gross unrealized holding gains		—		224
Estimated fair value	$	—	$	3,060

Carrying Value of Nonmarketable Securities

The following table presents the carrying value of nonmarketable equity securities as of:

(Dollars in thousands)	September30, 2013		December31, 2012
Common stock (other current assets)	$	1,359	$	1,940
Convertible preferred stock (other noncurrent assets)		800		800
	$	2,159	$	2,740