Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Net income attributable to the Company	$ 15,662	$ 18,041
Other comprehensive income/ (loss), net of tax [Abstract]
Unrealized gain/ (loss) on securities available-for-sale	2,094	9,088
Reclassification adjustment for net realized gain/ (loss) included in net income	11	1
Net unrealized gain/ (loss) on securities available-for-sale	2,083	9,087
Unrealized gain/ (loss) on cash flow hedges	36	(1,146)
Reclassification adjustment for net realized gain/ (loss) included in net income	(180)	(246)
Net change in unrealized gain/ (loss) on cash flow hedges	216	(900)
Net unrealized gain/ (loss) on other	12	0
Other comprehensive income/ (loss), net of tax	2,311	8,187
Total comprehensive income, attributable to the Company, net	$ 17,973	$ 26,228