Two Harbors Investment Corp. Annual report pursuant to Section 13 and 15(d)

Subsequent Events (Details) - USD ($) $ / shares in Units, $ in Thousands				12 Months Ended
	Feb. 06, 2023	Oct. 28, 2021	Jul. 14, 2021	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Subsequent Event [Line Items]
Issuance of stock, net of offering costs				$ 6,614	$ 450,602	$ 372
Common Stock [Member]
Subsequent Event [Line Items]
Number of shares of stock issued during period (in shares)		7,500,000	10,000,000	324,896	17,516,255	15,306
Price per share of common stock issued during period (in usd per share)		$ 25.872	$ 25.68
Issuance of stock, net of offering costs		$ 193,700	$ 256,500
Days within which shares may be purchased by underwriters		30 days	30 days
Common Stock [Member] \| Over-Allotment Option [Member]
Subsequent Event [Line Items]
Number of shares of stock issued during period (in shares)		1,125,000	1,500,000
Subsequent Event [Member] \| Common Stock [Member]
Subsequent Event [Line Items]
Number of shares of stock issued during period (in shares)	10,000,000
Price per share of common stock issued during period (in usd per share)	$ 17.59
Issuance of stock, net of offering costs	$ 175,600
Days within which shares may be purchased by underwriters	30 days
Subsequent Event [Member] \| Common Stock [Member] \| Over-Allotment Option [Member]
Subsequent Event [Line Items]
Number of shares of stock issued during period (in shares)	1,500,000