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Income Taxes - Income Tax Expense (Benefit) Included in Consolidated Statements of Comprehensive Income (Detail) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2018 | Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2018 | Dec. 31, 2017 | Sep. 30, 2017 | Jun. 30, 2017 | Mar. 31, 2017 | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Current: |  |  |  |  |  |  |  |  |  |  |
Federal |  |  |  |  |  |  |  |  | $ 12,626 | $ 21,086 | $ 18,816
Foreign |  |  |  |  |  |  |  |  | 45 | 45 | 42
State and local |  |  |  |  |  |  |  |  | 2,808 | 2,475 | 2,681
Total |  |  |  |  |  |  |  |  | 15,479 | 23,606 | 21,539
Deferred: |  |  |  |  |  |  |  |  |  |  |
Federal |  |  |  |  |  |  |  |  | 2,047 | (1,086) | 4,148
State and local |  |  |  |  |  |  |  |  | 741 | 768 | 712
Total |  |  |  |  |  |  |  |  | 2,788 | (318) | 4,860
Provision for income taxes from continuing operations | $ (1,424) | $ 3,297 | $ 3,238 | $ 13,156 | $ (3,368) | $ 6,172 | $ 4,343 | $ 16,141 | 18,267 | 23,288 | 26,399
Operations of discontinued operations: |  |  |  |  |  |  |  |  |  |  |
Current |  |  |  |  |  |  |  |  | 2 | (418) | (365)
Deferred |  |  |  |  |  |  |  |  | (1) | (19) | (10)
Total income tax expense from discontinued operations |  |  |  |  |  |  |  |  | 1 | (437) | (375)
Total income tax expense |  |  |  |  |  |  |  |  | $ 18,268 | $ 22,851 | $ 26,024

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