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Investment Securities (Tables)

12 Months Ended

Dec. 31, 2025

Investments, Debt and Equity Securities [Abstract]

Schedule of Available-for-sale Investment Securities

Our available-for-sale investment securities were as follows:

			Amortized cost						Gross unrealized gains						Gross unrealized losses						Fair value
			(In thousands)
December 31, 2025
Agency bond securities			$	179,227					$	—					$	(22,252)					$	156,975
Agency mortgage-backed securities			2,145,925						1,392						(212,399)						1,934,918
Municipal bonds			28,137						—						(5,581)						22,556
Asset-backed securities			354,510						86						(1,202)						353,394
Total investment securities			$	2,707,799					$	1,478					$	(241,434)					$	2,467,843
December 31, 2024
Corporate bonds			$	10,000					$	—					$	(110)					$	9,890
Agency bond securities			240,628						—						(38,132)						202,496
Agency mortgage-backed securities			2,121,037						3						(323,467)						1,797,573
Municipal bonds			29,116						—						(6,273)						22,843
Total investment securities			$	2,400,781					$	3					$	(367,982)					$	2,032,802

Schedule of Available-for-sale Securities, Unrealized Loss Position

As of December 31, 2025 and 2024, the gross unrealized losses and fair values of available-for-sale investment securities that were in unrealized loss positions were as follows:

			Less than 12 months												12 months or more												Total fair value						Total unrealized loss
			Fair value						Unrealized loss						Fair value						Unrealized loss
			(In thousands)
December 31, 2025
Agency bond securities			$	—					$	—					$	156,975					$	(22,252)					$	156,975					$	(22,252)
Agency mortgage-backed securities			504,676						(1,764)						1,049,422						(210,635)						1,554,098						(212,399)
Municipal bonds			—						—						22,556						(5,581)						22,556						(5,581)
Asset-backed securities			321,811						(1,202)						—						—						321,811						(1,202)
Total investment securities			$	826,487					$	(2,966)					$	1,228,953					$	(238,468)					$	2,055,440					$	(241,434)
December 31, 2024
Corporate bonds			$	—					$	—					$	9,890					$	(110)					$	9,890					$	(110)
Agency bond securities			—						—						202,496						(38,132)						202,496						(38,132)
Agency mortgage-backed securities			15,311						(937)						1,781,301						(322,530)						1,796,612						(323,467)
Municipal bonds			—						—						22,843						(6,273)						22,843						(6,273)
Total investment securities			$	15,311					$	(937)					$	2,016,530					$	(367,045)					$	2,031,841					$	(367,982)

Schedule of Maturity Dates for Available-for-Sale Investment Securities

As of December 31, 2025, the contractual maturities of our available-for-sale investment securities were as follows:

			Amortized cost						Fair value
			(In thousands)
Due after one year through five years			$	139,227					$	125,038
Due after five years through ten years			40,000						31,937
Due after ten years			28,137						22,556
Mortgage and asset-backed securities			2,500,435						2,288,312
Total investment securities			$	2,707,799					$	2,467,843

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- Definition

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