Accumulated Other Comprehensive Loss ("AOCL") - (As Restated) (Components of Comprehensive Income) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Available for sale (AFS) securities with OTTI: Net unrealized gains on investments with OTTI, Net of Tax	$ 1,737
Available for sale securities - all other: Net unrealized losses on all other AFS securities, Net of tax	531	$ 8,737
Cash flow hedges: Unrealized holding gains, Before Tax	133	258
Cash flow hedges: Unrealized holding gains, Tax Effect	(53)	(103)
Cash flow hedges: Unrealized holding gains, Net of Tax	80	155
Unrealized net actuarial gain (loss), Net of Tax	(1,271)	(6,304)
Other Comprehensive Income, Before Tax Amount	2,148	6,629
Other Comprehensive Income, Tax (Expense) Benefit	(859)	(2,649)
Other Comprehensive Income, Net	1,289	3,980
Investment securities- with OTTI [Member]
Available for sale (AFS) securities with OTTI: Unrealized holding gains, Before Tax Amount	2,985	7,234
Available for sale (AFS) securities with OTTI: Unrealized holding gains, tax effect	(1,192)	(2,885)
Available for sale (AFS) securities with OTTI: Unrealized holding gains, Net of Tax	1,793	4,349
Available for sale (AFS) securities with OTTI: Less: accretable yield recognized in income, Before Tax Amount	(580)	674
Available for sale (AFS) securities with OTTI: Less: accretable yield recognized in income, Tax Effect	232	(269)
Available for sale (AFS) securities with OTTI: Less: accretable yield recognized in income, Net of Tax	(348)	405
Available for sale (AFS) securities with OTTI: Net unrealized gains on investments with OTTI, Before Tax Amount	2,893	6,560
Available for sale (AFS) securities with OTTI: Net unrealized gains on investments with OTTI: Net unrealized gains on investments with OTTI, Tax Effect	(1,156)	(2,616)
Available for sale (AFS) securities with OTTI: Net unrealized gains on investments with OTTI, Net of Tax	1,737	3,944
Securities: Less: gains (losses) recognized in income, Before Tax	672
Securities: Less: gains (losses) recognized in income, Tax Effect	(268)
Securities: Less: gains (losses) recognized in income, Net of Tax	404
Investment Securities -All Other AFS [Member]
Securities: Unrealized holding gains (losses), Before Tax	1,174	14,501
Securities: Unrealized holding gains (losses), Tax Effect	(469)	(5,789)
Securities: Unrealized holding gains (losses), Net of Tax	705	8,712
Securities: Less: gains (losses) recognized in income, Before Tax	290	(41)
Securities: Less: gains (losses) recognized in income, Tax Effect	(116)	16
Securities: Less: gains (losses) recognized in income, Net of Tax	174	(25)
Available for sale securities - all other: Net unrealized losses on all other AFS securities, Before Tax	884	14,542
Available for sale securities - all other: Net unrealized losses on all other AFS securities, Tax Effect	(353)	(5,805)
Available for sale securities - all other: Net unrealized losses on all other AFS securities, Net of tax	531	8,737
Investment Securities HTM [Member]
Securities: Unrealized holding gains (losses), Before Tax	0	(3,984)
Securities: Unrealized holding gains (losses), Tax Effect	0	1,589
Securities: Unrealized holding gains (losses), Net of Tax	0	(2,395)
Securities: Less: gains (losses) recognized in income, Before Tax	(473)	(233)
Securities: Less: gains (losses) recognized in income, Tax Effect	189	93
Securities: Less: gains (losses) recognized in income, Net of Tax	(284)	(140)
Held to maturity securities: Net unrealized gains (losses) on all HTM securities, Before tax	473	(3,751)
Held to maturity securities: Net unrealized gains (losses) on all HTM securities, Tax	(189)	1,496
Held to maturity securities: Net unrealized gains (losses) on all HTM securities, After tax	284	(2,255)
Pension Plan [Member]
Unrealized net actuarial gain (loss), Before Tax	(2,890)	(10,833)
Unrealized net actuarial gain (loss), Tax Effect	1,154	4,320
Unrealized net actuarial gain (loss), Net of Tax	(1,736)	(6,513)
Less: amortization of unrecognized net gain (loss), Before Tax	(781)	(374)
Less: amortization of unrecognized net gain (loss), Tax Effect	312	149
Less: amortization of unrecognized net gain (loss), Net of Tax	(469)	(225)
Less: amortization of transition asset, Before Tax	19	39
Less: amortization of transition asset, Tax Effect	(8)	(16)
Less: amortization of transition asset, Net of Tax	11	23
Less: amortization of prior service costs, Before Tax	(12)	(12)
Less: amortization of prior service costs, Tax Effect	5	5
Less: amortization of prior service costs, Net of Tax	(7)	(7)
Net plan liability adjustment, Before Tax	(2,116)	(10,486)
Net plan liability adjustment, Tax Effect	845	4,182
Net plan liability adjustment, Net of Tax	(1,271)	(6,304)
SERP [Member]
Unrealized net actuarial gain (loss), Before Tax	(188)	(531)
Unrealized net actuarial gain (loss), Tax Effect	75	212
Unrealized net actuarial gain (loss), Net of Tax	(113)	(319)
Less: amortization of unrecognized net gain (loss), Before Tax	(49)	(17)
Less: amortization of unrecognized net gain (loss), Tax Effect	20	7
Less: amortization of unrecognized net gain (loss), Net of Tax	(29)	(10)
Less: amortization of prior service costs, Before Tax	(20)	(20)
Less: amortization of prior service costs, Tax Effect	8	8
Less: amortization of prior service costs, Net of Tax	(12)	(12)
Net plan liability adjustment, Before Tax	(119)	(494)
Net plan liability adjustment, Tax Effect	47	197
Net plan liability adjustment, Net of Tax	(72)	$ (297)
Parent Company [Member]
Available for sale securities - all other: Net unrealized losses on all other AFS securities, Before Tax	(3,521)
Available for sale securities - all other: Net unrealized losses on all other AFS securities, Tax Effect	1,406
Available for sale securities - all other: Net unrealized losses on all other AFS securities, Net of tax	$ (2,115)