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Quality of Non-Covered Loans (Excluding PCI Loans) (Parenthetical) (Detail) - USD ($) $ in Thousands | Jun. 30, 2017 | Dec. 31, 2016
--- | --- | ---
Non-Covered Loans |  |  |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |  |  |
Total Past Due |  | $ 94,123 |  | $ 66,852 |
Non-Covered Loans | Commercial and Industrial |  |  |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |  |  |
Total Past Due | [2] | 55,520 | [1] | 23,685 | [3]
Financing Receivable, 30-89 Days Past Due | Non-Covered Loans |  |  |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |  |  |
Total Past Due |  | 12,135 | [4] | 10,383 | [5]
Financing Receivable, 30-89 Days Past Due | Non-Covered Loans | Commercial and Industrial |  |  |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |  |  |
Total Past Due | [2] | 6,036 | [1],[4] | 7,263 | [3],[5]
Financing Receivable, 30-89 Days Past Due | Non-Covered Loans | Purchased Credit-Impaired Loans |  |  |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |  |  |
Total Past Due |  |  |  | 6 |
Financing Receivable, 30-89 Days Past Due | Taxi Medallion Loans | Commercial and Industrial |  |  |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |  |  |
Total Past Due |  | 6,000 |  | 6,800 |
Loans 90 Days Or More Past Due | Non-Covered Loans | Purchased Credit-Impaired Loans |  |  |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |  |  |
Total Past Due |  | 595 |  | 869 |
Loans 90 Days Or More Past Due | Taxi Medallion Loans | Commercial and Industrial |  |  |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |  |  |
Total Past Due |  | $ 34,300 |  | $ 15,200 |
[1] | Includes $6.0 million and $34.3 million of taxi medallion loans or taxi medallion-related loans that were 30 to 89 days past due and 90 days or more past due, respectively.
[2] | Includes lease financing receivables, all of which were current.
[3] | Includes $6.8 million and $15.2 million of taxi medallion loans that were 30 to 89 days past due and 90 days or more past due, respectively.
[4] | Excludes $595 thousand of non-covered PCI loans that were 90 days or more past due.
[5] | Excludes $6 thousand and $869 thousand of non-covered PCI loans that were 30 to 89 days past due and 90 days or more past due, respectively.

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- Definition Recorded Investment in financing receivables that are past due at the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7A -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953401-111524 + Details
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