Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Net income attributable to the Company	$ 18,041	$ 18,783
Other comprehensive income/ (loss), net of tax [Abstract]
Unrealized gain/ (loss) on securities available for sale	9,088	2,331
Reclassification adjustment for net realized gain/ (loss) included in net income	1	5
Net unrealized gain/ (loss) on securities available for sale	9,087	2,326
Unrealized gain/ (loss) on cash flow hedges	(1,146)	(1,100)
Reclassification adjustment for net realized gain/ (loss) included in net income	(246)	(591)
Net change in unrealized gain/ (loss) on cash flow hedges	(900)	(509)
Net unrealized gain/ (loss) on other	0	0
Other comprehensive income/ (loss), net of tax	8,187	1,817
Total comprehensive income/ (loss), attributable to the Company, net	$ 26,228	$ 20,600