Equity Compensation Plans - Narrative (Details) $ / shares in Units, $ in Thousands	1 Months Ended	2 Months Ended	3 Months Ended	12 Months Ended
	Dec. 31, 2021 shares	Feb. 27, 2026 shares	Jun. 30, 2025 shares	Dec. 31, 2025 USD ($) trading_day $ / shares shares	Dec. 31, 2024 USD ($) $ / shares shares	Dec. 31, 2023 USD ($) shares	Dec. 31, 2021 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted average amortization period remaining for equity awards (in years)				2 years
Long-term incentive award expense				$ 20,015	$ 25,025	$ 24,854
Unrecognized compensation cost				34,372	40,454
Performance-based valuation adjustment				$ 10,828
Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Incentive plan, awards vesting period (in years)						4 years
Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Incentive plan, awards vesting period (in years)						3 years
Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted average amortization period remaining for equity awards (in years)				2 years
Incentive plan, awards vesting period (in years)				4 years
Long-term incentive award expense				$ 4,000	$ 2,000	$ 3,000
Unrecognized compensation cost				$ 7,000
Granted (in shares) | shares				756,507	1,027,640	275,005
Number of stock awards vested (in shares) | shares				481,899	297,320	354,813
Deferred Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Incentive plan, awards vesting period (in years)				4 years
Long-term incentive award expense				$ 11,000	$ 11,000	$ 11,000
Unrecognized compensation cost				$ 19,000
Unvested outstanding stock awards (in units) | shares				3,403,676	3,011,071
Weighted-average grant date fair value of stock awards (in dollars per unit) | $ / shares				$ 6.76	$ 7.71
Granted (in shares) | shares				2,076,462	1,698,285	1,499,621
Number of stock awards vested (in shares) | shares				1,309,689	893,801	1,459,666
Deferred Stock Units | Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted average amortization period remaining for equity awards (in years)				2 years
Performance Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Incentive plan, awards vesting period (in years)				3 years
Long-term incentive award expense				$ 1,000	$ 6,000	$ 4,000
Unrecognized compensation cost				$ 9,000
Debt instrument, convertible threshold trading days | trading_day				60
Granted (in shares) | shares	518,173		183,057	707,231	1,058,644	993,868	1,086,153
Number of stock awards vested (in shares) | shares				518,173	473,845	275,831
Performance Stock Units | Subsequent Event
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of stock awards vested (in shares) | shares		275,000
Performance Stock Units | Tranche One
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Incentive plan, awards vesting period (in years)				3 years	3 years
BvTSR for tranche (as a percent)				25.00%	25.00%
Performance Stock Units | Tranche Two
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Incentive plan, awards vesting period (in years)				3 years	3 years
Performance Stock Units | Tranche Three
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Incentive plan, awards vesting period (in years)				3 years	3 years
Performance Stock Units | Tranche Three | Cash-Settled Performance Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Equity awards, vesting percentage				100.00%	100.00%
Redwood Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares of common stock available for grant under Redwood's Incentive Plan (in shares) | shares				4,808,078	7,027,251
Redwood Incentive Plan | Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation cost				$ 7,182	$ 6,984
Performance-based valuation adjustment				0
Redwood Incentive Plan | Deferred Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation cost				18,591	17,630
Performance-based valuation adjustment				0
Redwood Incentive Plan | Performance Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation cost				8,599	$ 15,840
Performance-based valuation adjustment				$ 10,828
Performance Share Units (PSUs), 2023 | Performance Stock Units | Tranche One
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting percentage if TSR is 25%				100.00%	100.00%
Performance Share Units (PSUs), 2023 | Performance Stock Units | Tranche Two
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting percentage if TSR is 25%				100.00%	100.00%
Performance Share Units (PSUs), 2023 | Performance Stock Units | Maximum | Tranche One
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting percentage				250.00%	250.00%
Performance Share Units (PSUs), 2023 | Performance Stock Units | Maximum | Tranche Two
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting percentage				250.00%	250.00%
Performance Share Units (PSUs), 2023 | Performance Stock Units | Minimum | Tranche One
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting percentage				0.00%	0.00%
Performance Share Units (PSUs), 2023 | Performance Stock Units | Minimum | Tranche Two
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting percentage				0.00%	0.00%
Executive Deferred Compensation Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares of common stock available for grant under Redwood's Incentive Plan (in shares) | shares				165,903
Number of additional shares authorized (in shares) | shares				200,000