Loans and Leases (Credit Quality Indicators) (Detail) - USD ($)	Jun. 30, 2020	Dec. 31, 2019	Jun. 30, 2019
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Originated in Current Fiscal Year	$ 3,320,215,000
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	4,119,298,000
Financing Receivable, Originated Two Years before Latest Fiscal Year	2,955,070,000
Financing Receivable, Originated Three Years before Latest Fiscal Year	2,003,180,000
Financing Receivable, Originated Four Years before Latest Fiscal Year	1,769,575,000
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	4,172,024,000
Financing Receivable, Revolving	3,463,155,000
Loans and leases	21,802,517,000	$ 20,036,986,000	$ 19,269,883,000
Commercial Portfolio Segment [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Originated in Current Fiscal Year	2,755,196,000
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	3,034,561,000
Financing Receivable, Originated Two Years before Latest Fiscal Year	2,607,851,000
Financing Receivable, Originated Three Years before Latest Fiscal Year	1,415,110,000
Financing Receivable, Originated Four Years before Latest Fiscal Year	1,060,068,000
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	1,901,279,000
Financing Receivable, Revolving	1,980,018,000
Loans and leases	14,754,083,000	12,830,177,000	12,249,888,000
Commercial Portfolio Segment [Member] | Commercial non-mortgage
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Originated in Current Fiscal Year	2,093,128,000
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	1,362,568,000
Financing Receivable, Originated Two Years before Latest Fiscal Year	1,122,765,000
Financing Receivable, Originated Three Years before Latest Fiscal Year	659,912,000
Financing Receivable, Originated Four Years before Latest Fiscal Year	320,999,000
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	348,668,000
Financing Receivable, Revolving	1,106,367,000
Loans and leases	7,014,407,000	5,296,611,000
Commercial Portfolio Segment [Member] | Asset-based
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Originated in Current Fiscal Year	274,000
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	24,033,000
Financing Receivable, Originated Two Years before Latest Fiscal Year	24,017,000
Financing Receivable, Originated Three Years before Latest Fiscal Year	13,746,000
Financing Receivable, Originated Four Years before Latest Fiscal Year	11,460,000
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	25,188,000
Financing Receivable, Revolving	841,806,000
Loans and leases	940,524,000	1,046,886,000
Commercial Portfolio Segment [Member] | Commercial real estate
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Originated in Current Fiscal Year	482,842,000
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	1,476,379,000
Financing Receivable, Originated Two Years before Latest Fiscal Year	1,364,089,000
Financing Receivable, Originated Three Years before Latest Fiscal Year	700,512,000
Financing Receivable, Originated Four Years before Latest Fiscal Year	661,608,000
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	1,490,039,000
Financing Receivable, Revolving	31,845,000
Loans and leases	6,207,314,000	5,949,339,000
Commercial Portfolio Segment [Member] | Equipment financing
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Originated in Current Fiscal Year	178,952,000
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	171,581,000
Financing Receivable, Originated Two Years before Latest Fiscal Year	96,980,000
Financing Receivable, Originated Three Years before Latest Fiscal Year	40,940,000
Financing Receivable, Originated Four Years before Latest Fiscal Year	66,001,000
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	37,384,000
Financing Receivable, Revolving	0
Loans and leases	591,838,000	537,341,000
Commercial Portfolio Segment [Member] | (1) - (6) Pass [Member] | Commercial non-mortgage
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Originated in Current Fiscal Year	2,091,770,000
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	1,315,532,000
Financing Receivable, Originated Two Years before Latest Fiscal Year	1,075,646,000
Financing Receivable, Originated Three Years before Latest Fiscal Year	579,143,000
Financing Receivable, Originated Four Years before Latest Fiscal Year	290,622,000
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	301,222,000
Financing Receivable, Revolving	1,044,939,000
Loans and leases	6,698,874,000
Commercial Portfolio Segment [Member] | (1) - (6) Pass [Member] | Asset-based
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Originated in Current Fiscal Year	274,000
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	22,033,000
Financing Receivable, Originated Two Years before Latest Fiscal Year	23,192,000
Financing Receivable, Originated Three Years before Latest Fiscal Year	13,746,000
Financing Receivable, Originated Four Years before Latest Fiscal Year	11,460,000
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	24,119,000
Financing Receivable, Revolving	788,588,000
Loans and leases	883,412,000
Commercial Portfolio Segment [Member] | (1) - (6) Pass [Member] | Commercial real estate
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Originated in Current Fiscal Year	482,416,000
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	1,475,625,000
Financing Receivable, Originated Two Years before Latest Fiscal Year	1,329,814,000
Financing Receivable, Originated Three Years before Latest Fiscal Year	668,039,000
Financing Receivable, Originated Four Years before Latest Fiscal Year	632,735,000
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	1,444,747,000
Financing Receivable, Revolving	31,845,000
Loans and leases	6,065,221,000
Commercial Portfolio Segment [Member] | (1) - (6) Pass [Member] | Equipment financing
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Originated in Current Fiscal Year	177,753,000
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	169,602,000
Financing Receivable, Originated Two Years before Latest Fiscal Year	90,000,000
Financing Receivable, Originated Three Years before Latest Fiscal Year	38,268,000
Financing Receivable, Originated Four Years before Latest Fiscal Year	60,434,000
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	31,716,000
Financing Receivable, Revolving	0
Loans and leases	567,773,000
Commercial Portfolio Segment [Member] | (7) Special Mention [Member] | Commercial non-mortgage
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Originated in Current Fiscal Year	0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	14,107,000
Financing Receivable, Originated Two Years before Latest Fiscal Year	7,308,000
Financing Receivable, Originated Three Years before Latest Fiscal Year	1,967,000
Financing Receivable, Originated Four Years before Latest Fiscal Year	0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	2,287,000
Financing Receivable, Revolving	4,075,000
Loans and leases	29,744,000
Commercial Portfolio Segment [Member] | (7) Special Mention [Member] | Asset-based
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Originated in Current Fiscal Year	0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	2,000,000
Financing Receivable, Originated Two Years before Latest Fiscal Year	825,000
Financing Receivable, Originated Three Years before Latest Fiscal Year	0
Financing Receivable, Originated Four Years before Latest Fiscal Year	0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	1,069,000
Financing Receivable, Revolving	24,310,000
Loans and leases	28,204,000
Commercial Portfolio Segment [Member] | (7) Special Mention [Member] | Commercial real estate
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Originated in Current Fiscal Year	0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	754,000
Financing Receivable, Originated Two Years before Latest Fiscal Year	33,222,000
Financing Receivable, Originated Three Years before Latest Fiscal Year	17,137,000
Financing Receivable, Originated Four Years before Latest Fiscal Year	26,514,000
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	2,847,000
Financing Receivable, Revolving	0
Loans and leases	80,474,000
Commercial Portfolio Segment [Member] | (7) Special Mention [Member] | Equipment financing
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Originated in Current Fiscal Year	920,000
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	555,000
Financing Receivable, Originated Two Years before Latest Fiscal Year	1,094,000
Financing Receivable, Originated Three Years before Latest Fiscal Year	0
Financing Receivable, Originated Four Years before Latest Fiscal Year	772,000
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	41,000
Financing Receivable, Revolving	0
Loans and leases	3,382,000
Commercial Portfolio Segment [Member] | (8) Substandard [Member] | Commercial non-mortgage
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Originated in Current Fiscal Year	1,358,000
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	29,551,000
Financing Receivable, Originated Two Years before Latest Fiscal Year	39,811,000
Financing Receivable, Originated Three Years before Latest Fiscal Year	78,633,000
Financing Receivable, Originated Four Years before Latest Fiscal Year	30,377,000
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	45,159,000
Financing Receivable, Revolving	57,353,000
Loans and leases	282,242,000
Commercial Portfolio Segment [Member] | (8) Substandard [Member] | Asset-based
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Originated in Current Fiscal Year	0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	0
Financing Receivable, Originated Two Years before Latest Fiscal Year	0
Financing Receivable, Originated Three Years before Latest Fiscal Year	0
Financing Receivable, Originated Four Years before Latest Fiscal Year	0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	0
Financing Receivable, Revolving	28,908,000
Loans and leases	28,908,000
Commercial Portfolio Segment [Member] | (8) Substandard [Member] | Commercial real estate
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Originated in Current Fiscal Year	426,000
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	0
Financing Receivable, Originated Two Years before Latest Fiscal Year	1,053,000
Financing Receivable, Originated Three Years before Latest Fiscal Year	15,336,000
Financing Receivable, Originated Four Years before Latest Fiscal Year	2,359,000
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	42,445,000
Financing Receivable, Revolving	0
Loans and leases	61,619,000
Commercial Portfolio Segment [Member] | (8) Substandard [Member] | Equipment financing
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Originated in Current Fiscal Year	279,000
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	1,424,000
Financing Receivable, Originated Two Years before Latest Fiscal Year	5,886,000
Financing Receivable, Originated Three Years before Latest Fiscal Year	2,672,000
Financing Receivable, Originated Four Years before Latest Fiscal Year	4,795,000
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	5,627,000
Financing Receivable, Revolving	0
Loans and leases	20,683,000
Commercial Portfolio Segment [Member] | (9) Doubtful [Member] | Commercial non-mortgage
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Originated in Current Fiscal Year	0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	3,378,000
Financing Receivable, Originated Two Years before Latest Fiscal Year	0
Financing Receivable, Originated Three Years before Latest Fiscal Year	169,000
Financing Receivable, Originated Four Years before Latest Fiscal Year	0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	0
Financing Receivable, Revolving	0
Loans and leases	3,547,000
Consumer Portfolio Segment [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Originated in Current Fiscal Year	565,019,000
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	1,084,737,000
Financing Receivable, Originated Two Years before Latest Fiscal Year	347,219,000
Financing Receivable, Originated Three Years before Latest Fiscal Year	588,070,000
Financing Receivable, Originated Four Years before Latest Fiscal Year	709,507,000
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	2,270,745,000
Financing Receivable, Revolving	1,483,137,000
Loans and leases	7,048,434,000	7,206,809,000	$ 7,019,995,000
Consumer Portfolio Segment [Member] | Residential
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Originated in Current Fiscal Year	487,814,000
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	947,861,000
Financing Receivable, Originated Two Years before Latest Fiscal Year	233,609,000
Financing Receivable, Originated Three Years before Latest Fiscal Year	531,223,000
Financing Receivable, Originated Four Years before Latest Fiscal Year	658,780,000
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	2,062,286,000
Financing Receivable, Revolving	0
Loans and leases	4,921,573,000	4,972,685,000
Consumer Portfolio Segment [Member] | Residential | 800+
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Originated in Current Fiscal Year	131,201,000
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	346,512,000
Financing Receivable, Originated Two Years before Latest Fiscal Year	85,148,000
Financing Receivable, Originated Three Years before Latest Fiscal Year	270,790,000
Financing Receivable, Originated Four Years before Latest Fiscal Year	359,629,000
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	1,032,865,000
Financing Receivable, Revolving	0
Loans and leases	2,226,145,000
Consumer Portfolio Segment [Member] | Residential | 740-799
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Originated in Current Fiscal Year	255,226,000
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	391,122,000
Financing Receivable, Originated Two Years before Latest Fiscal Year	84,278,000
Financing Receivable, Originated Three Years before Latest Fiscal Year	152,587,000
Financing Receivable, Originated Four Years before Latest Fiscal Year	193,526,000
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	554,884,000
Financing Receivable, Revolving	0
Loans and leases	1,631,623,000
Consumer Portfolio Segment [Member] | Residential | 670 to 739
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Originated in Current Fiscal Year	94,849,000
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	166,948,000
Financing Receivable, Originated Two Years before Latest Fiscal Year	54,617,000
Financing Receivable, Originated Three Years before Latest Fiscal Year	91,176,000
Financing Receivable, Originated Four Years before Latest Fiscal Year	81,916,000
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	289,242,000
Financing Receivable, Revolving	0
Loans and leases	778,748,000
Consumer Portfolio Segment [Member] | Residential | 580-669
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Originated in Current Fiscal Year	6,538,000
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	19,604,000
Financing Receivable, Originated Two Years before Latest Fiscal Year	9,155,000
Financing Receivable, Originated Three Years before Latest Fiscal Year	11,973,000
Financing Receivable, Originated Four Years before Latest Fiscal Year	20,381,000
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	111,678,000
Financing Receivable, Revolving	0
Loans and leases	179,329,000
Consumer Portfolio Segment [Member] | Residential | 579 and below
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Originated in Current Fiscal Year	0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	23,675,000
Financing Receivable, Originated Two Years before Latest Fiscal Year	411,000
Financing Receivable, Originated Three Years before Latest Fiscal Year	4,697,000
Financing Receivable, Originated Four Years before Latest Fiscal Year	3,328,000
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	73,617,000
Financing Receivable, Revolving	0
Loans and leases	105,728,000
Consumer Portfolio Segment [Member] | Home equity
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Originated in Current Fiscal Year	37,956,000
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	50,572,000
Financing Receivable, Originated Two Years before Latest Fiscal Year	72,097,000
Financing Receivable, Originated Three Years before Latest Fiscal Year	47,515,000
Financing Receivable, Originated Four Years before Latest Fiscal Year	46,955,000
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	206,092,000
Financing Receivable, Revolving	1,462,826,000
Loans and leases	1,924,013,000	$ 2,014,544,000
Consumer Portfolio Segment [Member] | Home equity | 800+
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Originated in Current Fiscal Year	13,198,000
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	18,228,000
Financing Receivable, Originated Two Years before Latest Fiscal Year	31,456,000
Financing Receivable, Originated Three Years before Latest Fiscal Year	19,685,000
Financing Receivable, Originated Four Years before Latest Fiscal Year	20,041,000
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	69,363,000
Financing Receivable, Revolving	579,333,000
Loans and leases	751,304,000
Consumer Portfolio Segment [Member] | Home equity | 740-799
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Originated in Current Fiscal Year	16,594,000
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	16,778,000
Financing Receivable, Originated Two Years before Latest Fiscal Year	23,242,000
Financing Receivable, Originated Three Years before Latest Fiscal Year	12,679,000
Financing Receivable, Originated Four Years before Latest Fiscal Year	14,740,000
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	55,107,000
Financing Receivable, Revolving	435,724,000
Loans and leases	574,864,000
Consumer Portfolio Segment [Member] | Home equity | 670 to 739
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Originated in Current Fiscal Year	7,495,000
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	12,065,000
Financing Receivable, Originated Two Years before Latest Fiscal Year	13,307,000
Financing Receivable, Originated Three Years before Latest Fiscal Year	11,618,000
Financing Receivable, Originated Four Years before Latest Fiscal Year	9,624,000
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	49,345,000
Financing Receivable, Revolving	307,414,000
Loans and leases	410,868,000
Consumer Portfolio Segment [Member] | Home equity | 580-669
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Originated in Current Fiscal Year	568,000
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	3,124,000
Financing Receivable, Originated Two Years before Latest Fiscal Year	3,189,000
Financing Receivable, Originated Three Years before Latest Fiscal Year	2,217,000
Financing Receivable, Originated Four Years before Latest Fiscal Year	1,682,000
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	22,513,000
Financing Receivable, Revolving	101,626,000
Loans and leases	134,919,000
Consumer Portfolio Segment [Member] | Home equity | 579 and below
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Originated in Current Fiscal Year	101,000
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	377,000
Financing Receivable, Originated Two Years before Latest Fiscal Year	903,000
Financing Receivable, Originated Three Years before Latest Fiscal Year	1,316,000
Financing Receivable, Originated Four Years before Latest Fiscal Year	868,000
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	9,764,000
Financing Receivable, Revolving	38,729,000
Loans and leases	52,058,000
Consumer Portfolio Segment [Member] | Consumer Loan
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Originated in Current Fiscal Year	39,249,000
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	86,304,000
Financing Receivable, Originated Two Years before Latest Fiscal Year	41,513,000
Financing Receivable, Originated Three Years before Latest Fiscal Year	9,332,000
Financing Receivable, Originated Four Years before Latest Fiscal Year	3,772,000
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	2,367,000
Financing Receivable, Revolving	20,311,000
Loans and leases	202,848,000
Consumer Portfolio Segment [Member] | Consumer Loan | 800+
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Originated in Current Fiscal Year	1,483,000
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	3,886,000
Financing Receivable, Originated Two Years before Latest Fiscal Year	2,275,000
Financing Receivable, Originated Three Years before Latest Fiscal Year	690,000
Financing Receivable, Originated Four Years before Latest Fiscal Year	168,000
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	193,000
Financing Receivable, Revolving	7,299,000
Loans and leases	15,994,000
Consumer Portfolio Segment [Member] | Consumer Loan | 740-799
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Originated in Current Fiscal Year	10,882,000
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	20,328,000
Financing Receivable, Originated Two Years before Latest Fiscal Year	11,995,000
Financing Receivable, Originated Three Years before Latest Fiscal Year	1,993,000
Financing Receivable, Originated Four Years before Latest Fiscal Year	708,000
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	431,000
Financing Receivable, Revolving	3,970,000
Loans and leases	50,307,000
Consumer Portfolio Segment [Member] | Consumer Loan | 670 to 739
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Originated in Current Fiscal Year	23,238,000
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	56,607,000
Financing Receivable, Originated Two Years before Latest Fiscal Year	24,674,000
Financing Receivable, Originated Three Years before Latest Fiscal Year	5,737,000
Financing Receivable, Originated Four Years before Latest Fiscal Year	2,475,000
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	1,198,000
Financing Receivable, Revolving	5,708,000
Loans and leases	119,637,000
Consumer Portfolio Segment [Member] | Consumer Loan | 580-669
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Originated in Current Fiscal Year	2,603,000
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	4,859,000
Financing Receivable, Originated Two Years before Latest Fiscal Year	2,254,000
Financing Receivable, Originated Three Years before Latest Fiscal Year	821,000
Financing Receivable, Originated Four Years before Latest Fiscal Year	363,000
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	318,000
Financing Receivable, Revolving	1,791,000
Loans and leases	13,009,000
Consumer Portfolio Segment [Member] | Consumer Loan | 579 and below
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Originated in Current Fiscal Year	1,043,000
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year	624,000
Financing Receivable, Originated Two Years before Latest Fiscal Year	315,000
Financing Receivable, Originated Three Years before Latest Fiscal Year	91,000
Financing Receivable, Originated Four Years before Latest Fiscal Year	58,000
Financing Receivable, Originated Five or More Years before Latest Fiscal Year	227,000
Financing Receivable, Revolving	1,543,000
Loans and leases	$ 3,901,000