Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2018	Mar. 31, 2017
Consolidated Statements of Comprehensive Income
Net income	$ 67,958	$ 56,740
Other comprehensive (loss) income, net of tax:
Net unrealized (losses) gains on investment securities	(48,777)	957
Net unrealized gains on cash flow derivative hedges	544	362
Other comprehensive (loss) income	(48,233)	1,319
Total comprehensive income	$ 19,725	$ 58,059

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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