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Income Taxes (Details) - Schedule of Effective Income Tax Rate Reconciliation - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Schedule of Effective Income Tax Rate Reconciliation [Abstract]
Income before income tax expense	$ (5,472)	$ 17,299	$ 15,862	$ 15,169	$ 14,185	$ 16,070	$ 15,590	$ 15,391	$ 42,858	$ 61,237	$ 27,410
Federal statutory rate									35.00%	35.00%	35.00%
Computed "expected" Federal income tax expense									$ 15,000	$ 21,433	$ 9,593
State tax, net of Federal tax benefit									(701)	812	589
Bank owned life insurance									(896)	(624)	(456)
Tax-exempt interest and dividends									(1,714)	(1,584)	(1,511)
Other, net									87	(111)	630
Income tax	$ (3,448)	$ 5,443	$ 5,003	$ 4,778	$ 4,617	$ 5,228	$ 5,069	$ 5,012	$ 11,776	$ 19,926	$ 8,845

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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Amount of income (loss) from continuing operations before deduction of income tax expense (benefit) and income (loss) attributable to noncontrolling interest, and addition of income (loss) from equity method investments.

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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