Deposits - Maturity Distribution of Time Certificates of Deposits (Details) $ in Thousands	Jun. 30, 2023 USD ($)
Maturity distribution of time certificates of deposit
Three months or less	$ 1,163,050
Over three through six months	849,527
Over six through twelve months	970,957
One to two years	200,298
Two to three years	63,011
Three to four years	34,480
Four to five years	26,093
Thereafter	356
Total	3,307,772
Under $250,000
Maturity distribution of time certificates of deposit
Three months or less	164,863
Over three through six months	182,710
Over six through twelve months	563,473
One to two years	149,667
Two to three years	49,772
Three to four years	30,798
Four to five years	19,437
Thereafter	356
Total	1,161,076
$250,000 or More
Maturity distribution of time certificates of deposit
Three months or less	998,187
Over three through six months	666,817
Over six through twelve months	407,484
One to two years	50,631
Two to three years	13,239
Three to four years	3,682
Four to five years	6,656
Total	$ 2,146,696