Loans Portfolio - Summary of Range of LIBOR Floors held by Company (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Financing Receivable [Line Items]
Principal Outstanding	$ 6,441,238	$ 6,152,331
L I B O R Floor Range One
Financing Receivable [Line Items]
Principal Outstanding	1,333,912
L I B O R Floor Range Two
Financing Receivable [Line Items]
Principal Outstanding	1,381,483
L I B O R Floor Range Three
Financing Receivable [Line Items]
Principal Outstanding	815,291
L I B O R Floor Range Four
Financing Receivable [Line Items]
Principal Outstanding	210,930
L I B O R Floor Range Five
Financing Receivable [Line Items]
Principal Outstanding	1,545,111
L I B O R Floor Fixed Rate
Financing Receivable [Line Items]
Principal Outstanding	221,963
L I B O R No Floor
Financing Receivable [Line Items]
Principal Outstanding	$ 932,548
Minimum | L I B O R Floor Range One
Financing Receivable [Line Items]
One-month LIBOR Floor Range	2.25%
% of Total	21.00%
Minimum | L I B O R Floor Range Two
Financing Receivable [Line Items]
One-month LIBOR Floor Range	2.00%
% of Total	22.00%
Minimum | L I B O R Floor Range Three
Financing Receivable [Line Items]
One-month LIBOR Floor Range	1.75%
% of Total	13.00%
Minimum | L I B O R Floor Range Four
Financing Receivable [Line Items]
One-month LIBOR Floor Range	1.50%
% of Total	3.00%
Minimum | L I B O R Floor Range Five
Financing Receivable [Line Items]
One-month LIBOR Floor Range	1.25%
% of Total	24.00%
Minimum | L I B O R Floor Fixed Rate
Financing Receivable [Line Items]
% of Total	3.00%
Minimum | L I B O R No Floor
Financing Receivable [Line Items]
% of Total	14.00%
Maximum | L I B O R Floor Range One
Financing Receivable [Line Items]
One-month LIBOR Floor Range	2.50%
Cumulative %	24.00%
Maximum | L I B O R Floor Range Two
Financing Receivable [Line Items]
One-month LIBOR Floor Range	2.24%
Cumulative %	46.00%
Maximum | L I B O R Floor Range Three
Financing Receivable [Line Items]
One-month LIBOR Floor Range	1.99%
Cumulative %	59.00%
Maximum | L I B O R Floor Range Four
Financing Receivable [Line Items]
One-month LIBOR Floor Range	1.74%
Cumulative %	62.00%
Maximum | L I B O R Floor Range Five
Financing Receivable [Line Items]
One-month LIBOR Floor Range	1.49%
Cumulative %	86.00%
Maximum | L I B O R Floor Fixed Rate
Financing Receivable [Line Items]
Cumulative %	3.00%
Maximum | L I B O R No Floor
Financing Receivable [Line Items]
Cumulative %	100.00%