Represents the repurchase price per share or per unit of warrants or rights repurchased.

No definition available.

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Period Type:	instant

- Definition

The period of time, from the date of issuance until the time at which the warrant expires.

+ References

No definition available.

+ Details

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- Details

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- Definition

Number of securities into which each warrant or right may be converted. For example, but not limited to, each warrant may be converted into two shares.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
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Balance Type:	na
Period Type:	instant

- Definition

The cash outflow for reacquisition of callable preferred stock.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Financing Activities

-URI http://asc.fasb.org/extlink&oid=6513228

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 15

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3291-108585

+ Details

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- Definition

The aggregate amount paid by the entity to reacquire the right to purchase equity shares at a predetermined price, usually issued together with corporate debt.

+ References

+ Details

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Period Type:	duration

- Definition

Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.28)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 29

-Article 5

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

Number of new stock issued during the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Article 3

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.3-04)

-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 29, 30

-Article 5

+ Details

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Namespace Prefix:	us-gaap_
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Balance Type:	na
Period Type:	duration

- Definition

Number of stock bought back by the entity at the exercise price or redemption price.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644

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Period Type:	duration

- Details

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- Details

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Summary of Significant Accounting Policies (Detail Textuals 1) (USD $) In Thousands, except Share data, unless otherwise specified	0 Months Ended	1 Months Ended	12 Months Ended			0 Months Ended
	Jun. 11, 2013	Dec. 19, 2008	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	May 15, 2013	May 09, 2012
Class of Stock [Line Items]
Term of warrants		10 years
Total repurchase price			$ 0	$ 18,255	$ 12,000
Repurchase price of warrant	540us-gaap_PaymentsForRepurchaseOfWarrants		0us-gaap_PaymentsForRepurchaseOfWarrants	540us-gaap_PaymentsForRepurchaseOfWarrants	0us-gaap_PaymentsForRepurchaseOfWarrants
Repurchase price of warrant (in dollars per warrant share)	$ 1.88
Common Stock
Class of Stock [Line Items]
Number of common shares called per warrant		287,133
Preferred Stock
Class of Stock [Line Items]
Number of shares issued		30,255
Par value of share issued (in dollars per share)		1,000
Number of shares redeemed						18,255	12,000
Total repurchase price						$ 18,500	$ 12,100