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Parent Company Only Financial Statements - Statements of Income (Detail) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016
Expense |  |
Interest expense | $ 2,386 | $ 1,982
Marketing | 576 | 562
Supplies | 365 | 450
Legal and professional fees | 886 | 884
Allocated income tax benefit | (3,726) | (2,353)
Net income | 6,448 | 5,907
Parent Company |  |
Income |  |
Dividends from subsidiary | 5,500 | 2,325
Other income | 13 | 0
Total income | 5,513 | 2,325
Expense |  |
Interest expense | 663 | 620
Marketing | 13 | 0
Supplies | 3 | 2
Legal and professional fees | 113 | 104
Data processing | 62 | 61
Management fee-subsidiary | 265 | 258
Other expense | 8 | 17
Total expense | 1,127 | 1,062
Income before allocated tax benefits and undistributed income of subsidiary | 4,386 | 1,263
Allocated income tax benefit | 379 | 361
Income before equity in undistributed income of subsidiary | 4,765 | 1,624
Equity in undistributed income of subsidiary | 1,683 | 4,283
Net income | $ 6,448 | $ 5,907

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