Agreements and Transactions with Related Parties (Details 4) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2013	Dec. 31, 2012
Redeemable Securities
Beginning balance	$ 40,000	$ 0
Reclassification from permanent equity to temporary equity	0	85,000
Redemption of securities	(40,000)	(45,000)
Ending balance	$ 0	$ 40,000

The difference between the carrying amount of a financial instrument subject to a registration payment arrangement recorded as temporary equity prior to adoption of FSP EITF 00-19-2 and the carrying amount reclassified to permanent equity upon the adoption of FSP EITF 00-19-2. Recorded as a cumulative effect adjustment to the beginning balance of retained earnings. Does not apply to registration payment arrangements that are no longer outstanding upon adoption of FSP EITF 00-19-2.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 40

-Section 50

-Paragraph 3

-URI http://asc.fasb.org/extlink&oid=6445032&loc=d3e90193-114008

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 480

-SubTopic 10

-Section S99

-Paragraph 3A

-URI http://asc.fasb.org/extlink&oid=27011957&loc=SL6540498-122764

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration