TriCo Bancshares Condensed Financial Statements (Parent Only) - Condensed Statements of Income (Detail) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | ||||||
---|---|---|---|---|---|---|---|---|
Jun. 30, 2018 |
Mar. 31, 2018 |
Dec. 31, 2017 |
Sep. 30, 2017 |
Jun. 30, 2017 |
Mar. 31, 2017 |
Jun. 30, 2018 |
Jun. 30, 2017 |
|
Condensed Financial Statements, Captions [Line Items] | ||||||||
Interest expense | $ (2,609) | $ (2,135) | $ (1,868) | $ (1,829) | $ (1,610) | $ (1,491) | $ (4,744) | $ (3,101) |
Income before income taxes | 20,811 | 19,350 | 17,818 | 19,027 | 21,236 | 19,431 | 40,161 | 40,667 |
Equity in net income of Tri Counties Bank: | ||||||||
Income tax benefit | (5,782) | (5,440) | (14,829) | (7,130) | (7,647) | (7,352) | (11,222) | (14,999) |
Net income | 15,029 | $ 13,910 | $ 2,989 | $ 11,897 | 13,589 | $ 12,079 | 28,939 | 25,668 |
Parent [Member] | ||||||||
Condensed Financial Statements, Captions [Line Items] | ||||||||
Interest expense | (789) | (623) | (1,486) | (1,218) | ||||
Administration expense | (511) | (218) | (937) | (377) | ||||
Income before income taxes | (1,300) | (841) | (2,423) | (1,595) | ||||
Equity in net income of Tri Counties Bank: | ||||||||
Distributed | 4,770 | 5,167 | 9,142 | 9,209 | ||||
Undistributed | 11,253 | 8,909 | 21,650 | 17,383 | ||||
Income tax benefit | 306 | 354 | 570 | 671 | ||||
Net income | $ 15,029 | $ 13,589 | $ 28,939 | $ 25,668 |