Segment Reporting (Details 1) - USD ($) $ in Thousands	Sep. 30, 2015	Jun. 30, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Dec. 31, 2013
Segment Reporting [Abstract]
Assets, Net	$ 1,458,659		$ 1,084,257
Cash and cash equivalents	205,708	$ 205,868	270,861	$ 245,925	$ 269,133	$ 206,690
Other assets	94,306		90,449
TOTAL ASSETS	$ 1,758,673		$ 1,445,567