Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

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- Definition

The gains (losses) included in earnings that represent the difference between the sale price and the carrying value of loans made to finance real estate acquisitions. This element refers to the gain (loss) and not to the cash proceeds of the sale. This element is a noncash adjustment to net income when calculating net cash generated by operating activities using the indirect method.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585

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- Definition

Amount before allowance and after deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=65884687&loc=d3e4428-111522

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=66008989&loc=d3e5074-111524

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Loans and Leases and the Allowance for Loan and Lease Losses (Loans and Leases Portfolio and Narrative) (Details 1) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016	Dec. 31, 2016
Loan and lease portfolio
Loans and Leases	$ 9,573,956	$ 8,694,097	$ 9,573,956	$ 8,694,097	$ 8,949,785
Net Gains Related to Sales of Residential Mortgage Loans	1,400	3,600	4,600	9,800
Commercial
Loan and lease portfolio
Loans and Leases	3,739,963	3,489,554	3,739,963	3,489,554	3,617,692
Commercial \| Commercial and Industrial
Loan and lease portfolio
Loans and Leases	1,252,238		1,252,238		1,249,791
Commercial \| Commercial Mortgage
Loan and lease portfolio
Loans and Leases	2,050,998		2,050,998		1,889,551
Commercial \| Construction
Loan and lease portfolio
Loans and Leases	232,487		232,487		270,018
Commercial \| Lease Financing
Loan and lease portfolio
Loans and Leases	204,240		204,240		208,332
Consumer
Loan and lease portfolio
Loans and Leases	5,833,993	$ 5,204,543	5,833,993	$ 5,204,543	5,332,093
Consumer \| Residential Mortgage
Loan and lease portfolio
Loans and Leases	3,366,634		3,366,634		3,163,073
Consumer \| Home Equity
Loan and lease portfolio
Loans and Leases	1,528,353		1,528,353		1,334,163
Consumer \| Automobile
Loan and lease portfolio
Loans and Leases	506,102		506,102		454,333
Consumer \| Other
Loan and lease portfolio
Loans and Leases	$ 432,904		$ 432,904		$ 380,524