XML 48 R36.htm IDEA: XBRL DOCUMENT v3.24.3
Goodwill and Core Deposits and Other Intangibles (Tables)
 9 Months Ended
Sep. 30, 2024
Goodwill and Intangible Assets Disclosure [Abstract]  
Summary of Changes in Carrying Amount and Accumulated Amortization of Company's Goodwill and Core Deposits and Other Intangibles
Changes in the carrying amount and accumulated amortization of the Company’s goodwill and core deposits and other intangibles at September 30, 2024 and December 31, 2023, were as follows:
September 30, 2024December 31, 2023
(In thousands)
Goodwill
Balance, beginning of period$1,398,253 $1,398,253 
Balance, end of period$1,398,253 $1,398,253 
September 30, 2024December 31, 2023
(In thousands)
Core Deposit Intangibles
Balance, beginning of period$48,770 $58,455 
Amortization expense(6,375)(7,432)
Balance, September 30$42,395 51,023 
Amortization expense(2,253)
Balance, end of year$48,770 
Summary of Carrying Amount and Accumulated Amortization of Core Deposits and Other Intangibles
The carrying basis and accumulated amortization of core deposit intangibles at September 30, 2024 and December 31, 2023 were:
September 30, 2024December 31, 2023
(In thousands)
Gross carrying basis$128,888 $128,888 
Accumulated amortization(86,493)(80,118)
Net carrying amount$42,395 $48,770