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SEGMENT INFORMATION - Reconciliation of Reportable Segment Financial Information (Detail) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Net Income (Loss): |  |  |  |
Segment income |  | $ 167,407 | $ 231,385 | $ 118,146
Other non-interest income (loss) | [1] | 0 | 0 | 13,443
Other operating expenses | [2] | (105,424) | (101,126) | (103,873)
Income before income taxes |  | 61,983 | 130,259 | 27,716
Income tax benefit (expense) |  | 4,973 | (37,030) | (6,419)
Net income |  | 66,956 | 93,229 | 21,297
Average assets: |  |  |  |
Total average earning assets for segments |  | 11,035,328 | 11,466,576 | 11,862,290
Average non-earning assets |  | 937,950 | 923,566 | 919,263
Total consolidated average assets |  | $ 11,973,278 | $ 12,390,142 | $ 12,781,553
[1] | The bargain purchase gain on the acquisition of assets and assumption of deposits from Doral Bank in 2015 is presented as Other non-interest income in the table above.
[2] | Expenses pertaining to corporate administrative functions that support the operating segments but are not specifically attributable to or managed by any segment are not included in the reported financial results of the operating segments. The unallocated corporate expenses include certain general and administrative expenses and related depreciation and amortization expenses.

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