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Notes Payable and Amounts Due Under Repurchase Agreements (Tables)

12 Months Ended

Dec. 31, 2015

Notes Payable [Abstract]

Liability and Equity Components of Convertible Senior Notes

The convertible senior notes included in notes payable are accounted for separately as a liability component and an equity component in the consolidated balance sheets. The liability component and equity component are as follows:

	December 31, 2014
	September 2015 Notes
	(Dollars in thousands)
Notes payable:
Principal amount of liability component	$	22,377
Unamortized discount	(698		)
Net carrying amount of liability component	$	21,679
Amount by which the if-converted value exceeds principal	$	30,497

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- Definition

Tabular disclosure of borrowings which can be exchanged for a specified number of another security at the option of the issuer or the holder. Disclosures include, but are not limited to, principal amount, amortized premium or discount, and amount of liability and equity components.

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	duration

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- References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration