Loans and the Allowance for Loan Losses (Details) - Schedule of analysis of impaired loans, by class - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018	Dec. 31, 2018
Financing Receivable, Impaired [Line Items]
No related allowance recorded, Recorded Investment	$ 58,943		$ 58,943		$ 58,184
No related allowance recorded, Unpaid Principal Balance	106,211		106,211		113,292
Impaired loans with No Related Allowance Average Recorded Investment	60,114	$ 73,986	59,480	$ 78,004
Impaired loans with No Related Allowance Interest Income Recognized	175	338	387	731
With an allowance recorded, Recorded Investment	3,540		3,540		1,748
With an allowance recorded, Unpaid Principal Balance	3,553		3,553		1,754
With an allowance recorded, Related Allowance	213		213		36
Impaired loans With An Allowance Recorded Average Recorded Investment	3,498	8,544	3,467
Impaired loans With An Allowance Recorded Interest Income Recognized	42	11	85
Total, Recorded Investment	62,483		62,483		59,932
Total, Unpaid Principal Balance	109,764		109,764		115,046
Total, Related Allowance	213		213		36
Total Impaired Loans Average Recorded Investment	63,612	82,530	62,947	86,552
Total Impaired Loans Interest Income Recognized	217	349	472	754
Commercial Portfolio Segment [Member]
Financing Receivable, Impaired [Line Items]
No related allowance recorded, Recorded Investment	32,559		32,559		29,896
No related allowance recorded, Unpaid Principal Balance	79,328		79,328		83,596
Impaired loans with No Related Allowance Average Recorded Investment	33,663	38,770	33,066	42,056
Impaired loans with No Related Allowance Interest Income Recognized	82	35	164	66
Total, Recorded Investment	32,559		32,559		29,896
Total, Unpaid Principal Balance	79,328		79,328		83,596
Total, Related Allowance
Total Impaired Loans Average Recorded Investment	33,663	38,770	33,066	42,056
Total Impaired Loans Interest Income Recognized	82	35	164	66
Commercial Real Estate Portfolio Segment [Member]
Financing Receivable, Impaired [Line Items]
No related allowance recorded, Recorded Investment	17,162		17,162		16,839
No related allowance recorded, Unpaid Principal Balance	17,317		17,317		17,935
Impaired loans with No Related Allowance Average Recorded Investment	17,205	23,422	17,170	23,504
Impaired loans with No Related Allowance Interest Income Recognized	68	127	143	370
With an allowance recorded, Recorded Investment	393		393		1,488
With an allowance recorded, Unpaid Principal Balance	393		393		1,488
With an allowance recorded, Related Allowance	29		29		7
Impaired loans With An Allowance Recorded Average Recorded Investment	393	8,544	393	8,548
Impaired loans With An Allowance Recorded Interest Income Recognized		11		23
Total, Recorded Investment	17,555		17,555		18,327
Total, Unpaid Principal Balance	17,710		17,710		19,423
Total, Related Allowance	29		29		7
Total Impaired Loans Average Recorded Investment	17,598	31,966	17,563	32,052
Total Impaired Loans Interest Income Recognized	68	138	143	393
Commercial Construction Portfolio Segment [Member]
Financing Receivable, Impaired [Line Items]
No related allowance recorded, Recorded Investment	6,047		6,047		9,240
No related allowance recorded, Unpaid Principal Balance	6,047		6,047		9,240
Impaired loans with No Related Allowance Average Recorded Investment	6,048	9,225	6,049	9,845
Impaired loans with No Related Allowance Interest Income Recognized	25	176	80	295
With an allowance recorded, Recorded Investment	2,894		2,894
With an allowance recorded, Unpaid Principal Balance	2,895		2,895
With an allowance recorded, Related Allowance	162		162
Impaired loans With An Allowance Recorded Average Recorded Investment	2,850		2,818
Impaired loans With An Allowance Recorded Interest Income Recognized	42		85
Total, Recorded Investment	8,941		8,941		9,240
Total, Unpaid Principal Balance	8,942		8,942		9,240
Total, Related Allowance	162		162
Total Impaired Loans Average Recorded Investment	8,898	9,225	8,867	9,845
Total Impaired Loans Interest Income Recognized	67	176	165	295
Residential Real Estate Portfolio Segment [Member]
Financing Receivable, Impaired [Line Items]
No related allowance recorded, Recorded Investment	3,175		3,175		2,209
No related allowance recorded, Unpaid Principal Balance	3,519		3,519		2,521
Impaired loans with No Related Allowance Average Recorded Investment	3,198	2,569	3,195	2,599
Impaired loans with No Related Allowance Interest Income Recognized
With an allowance recorded, Recorded Investment	253		253		260
With an allowance recorded, Unpaid Principal Balance	265		265		266
With an allowance recorded, Related Allowance	22		22		29
Impaired loans With An Allowance Recorded Average Recorded Investment	255		256
Impaired loans With An Allowance Recorded Interest Income Recognized
Total, Recorded Investment	3,428		3,428		2,469
Total, Unpaid Principal Balance	3,784		3,784		2,787
Total, Related Allowance	22		22		$ 29
Total Impaired Loans Average Recorded Investment	3,453	2,569	3,451	2,599
Total Impaired Loans Interest Income Recognized