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Loans Receivable, Net - Recorded Investment in Residential and Consumer Loans Based on Payment Activity Excluding PCI Loans (Detail) - USD ($) $ in Thousands | Sep. 30, 2018 | Dec. 31, 2017
--- | --- | ---
Financing Receivable, Recorded Investment [Line Items] |  |
Non-performing | $ 19,239 | $ 20,865
Total loans | 5,542,373 | 3,974,402
Residential Real Estate |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Non-performing | 6,390 | 4,190
Total loans | 2,019,918 | 1,748,590
Consumer |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Non-performing | 2,529 | 1,929
Total loans | 433,283 | 282,368
Residential Real Estate | Residential Real Estate |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Performing | 2,013,528 | 1,744,400
Non-performing | 6,390 | 4,190
Total loans | 2,019,918 | 1,748,590
Residential Real Estate | Consumer |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Performing | 430,754 | 280,439
Non-performing | 2,529 | 1,929
Total loans | $ 433,283 | $ 282,368

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- Definition Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=82891408&loc=d3e4428-111522 + Details
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- Definition Reflects the carrying amount of loans deemed to be questionable as to collection on which no interest is continuing to be recognized. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5111-111524 + Details
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