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Regulatory Matters (Details) $ in Thousands | Dec. 31, 2024 USD ($) | Dec. 31, 2023 USD ($)
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Bank Subsidiary |  |
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items] |  |
Common equity Tier 1 capital, Actual Amount | $ 1,978,969 | $ 1,940,303
Common equity Tier 1 capital, Actual Ratio | 0.1361 | 0.1275
Total capital (to risk-weighted assets), Amount |  |
Total capital, Actual | $ 2,123,939 | $ 2,086,762
Tier I capital (to risk-weighted assets), Amount |  |
Tier 1 capital, Actual | 1,978,969 | 1,940,303
Tier I capital (to average assets), Amount |  |
Tier 1 capital, Actual | $ 1,978,969 | $ 1,940,303
Total capital and Tier I capital (to risk-weighted assets), Ratio |  |
Total capital (to Risk Weighted Assets), Actual | 0.1461 | 0.1371
Total capital (to Risk Weighted Assets), Required For Capital Adequacy Purposes | 0.0800 | 0.0800
Tier 1 capital (to Risk Weighted Assets), Actual | 0.1361 | 0.1275
Tier 1 capital (to Risk Weighted Assets), Required For Capital Adequacy Purposes | 0.0600 | 0.0600
Tier 1 capital (to Risk Weighted Assets), Required To Be Well Capitalized Under Prompt Corrective Action Provisions | 0.0800 | 0.0800
Tier I capital (to average assets), Ratio |  |
Tier I Capital (to Average Assets), Actual (Leverage) | 0.1168 | 0.0994
Tier I Capital (to Average Assets), Minimum For Capital Adequacy Purposes (Leverage) | 0.0400 | 0.0400
Total capital (to Risk Weighted Assets), Required To Be Well Capitalized Under Prompt Corrective Action Provisions | 0.1000 | 0.1000
Tier I Capital (to Average Assets), Minimum to be Well Capitalized Under Prompt Corrective Action Provisions (Leverage) | 0.0500 | 0.0500
Company |  |
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items] |  |
Common equity Tier 1 capital, Actual Amount | $ 1,900,601 | $ 1,869,774
Common equity Tier 1 capital, Actual Ratio | 0.1306 | 0.1228
Total capital (to risk-weighted assets), Amount |  |
Total capital, Actual | $ 2,150,810 | $ 2,120,157
Tier I capital (to risk-weighted assets), Amount |  |
Tier 1 capital, Actual | 2,005,840 | 1,973,698
Tier I capital (to average assets), Amount |  |
Tier 1 capital, Actual | $ 2,005,840 | $ 1,973,698
Total capital and Tier I capital (to risk-weighted assets), Ratio |  |
Total capital (to Risk Weighted Assets), Actual | 0.1478 | 0.1392
Total capital (to Risk Weighted Assets), Required For Capital Adequacy Purposes | 0.0800 | 0.0800
Total capital (to Risk Weighted assets), Minimum Capital Adequacy With Capital Conservation Buffer | 10.50% | 10.50%
Tier 1 capital (to Risk Weighted Assets), Actual | 0.1379 | 0.1296
Tier 1 capital (to Risk Weighted Assets), Required For Capital Adequacy Purposes | 0.0600 | 0.0600
Tier 1 capital (to Risk Weighted Assets), Minimum Capital Adequacy With Capital Conservation Buffer | 8.50% | 8.50%
Tier I capital (to average assets), Ratio |  |
Tier I Capital (to Average Assets), Actual (Leverage) | 0.1183 | 0.1011
Tier I Capital (to Average Assets), Minimum For Capital Adequacy Purposes (Leverage) | 0.0400 | 0.0400
Bank |  |
Total capital and Tier I capital (to risk-weighted assets), Ratio |  |
Total capital (to Risk Weighted assets), Minimum Capital Adequacy With Capital Conservation Buffer | 10.50% | 10.50%
Tier 1 capital (to Risk Weighted Assets), Minimum Capital Adequacy With Capital Conservation Buffer | 8.50% | 8.50%
Common Equity Tier 1 | Company |  |
Total capital and Tier I capital (to risk-weighted assets), Ratio |  |
Tier 1 capital (to Risk Weighted Assets), Required For Capital Adequacy Purposes | 0.0450 | 0.0450
Tier 1 capital (to Risk Weighted Assets), Minimum Capital Adequacy With Capital Conservation Buffer | 7.00% | 7.00%
Common Equity Tier 1 | Bank |  |
Total capital and Tier I capital (to risk-weighted assets), Ratio |  |
Tier 1 capital (to Risk Weighted Assets), Minimum Capital Adequacy With Capital Conservation Buffer | 7.00% | 7.00%
Common equity tier 1 capital | Bank Subsidiary |  |
Total capital and Tier I capital (to risk-weighted assets), Ratio |  |
Tier 1 capital (to Risk Weighted Assets), Required For Capital Adequacy Purposes | 0.0450 | 0.0450
Tier 1 capital (to Risk Weighted Assets), Required To Be Well Capitalized Under Prompt Corrective Action Provisions | 0.0650 | 0.0650

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