Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies- Restricted Cash (Details)

v2.4.1.9
Summary of Significant Accounting Policies- Restricted Cash (Details) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2015
Dec. 31, 2014
Accounting Policies [Abstract]    
Restricted cash non-current $ 10,102us-gaap_RestrictedCashAndCashEquivalentsNoncurrent $ 10,636us-gaap_RestrictedCashAndCashEquivalentsNoncurrent