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Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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Aggregate dividends paid during the period for each share of common stock outstanding.

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Aggregate dividends declared during the period for each share of common stock outstanding.

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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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Fair value of options vested. Excludes equity instruments other than options, for example, but not limited to, share units, stock appreciation rights, restricted stock.

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Weighted average grant-date fair value of options vested.

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Total cost of shares repurchased divided by the total number of shares repurchased.

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Number of shares that have been repurchased during the period and are being held in treasury.

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Stockholders' Equity - Stock Transactions - Narrative (Details) - USD ($) $ / shares in Units, $ in Millions				1 Months Ended				2 Months Ended	3 Months Ended				9 Months Ended
	Oct. 29, 2024	Apr. 30, 2024	Feb. 13, 2024	Oct. 30, 2024	Apr. 30, 2024	Feb. 29, 2024	Jan. 31, 2023	Jun. 30, 2024	Sep. 30, 2024	Jun. 30, 2024	Mar. 31, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023	May 31, 2023
Class of Stock [Line Items]
Dividends paid per common share, during the period (in dollars per share)									$ 0.31			$ 0.31	$ 0.93	$ 0.93
Stock repurchase program, authorized amount		$ 500.0			$ 500.0										$ 500.0
Treasury stock, shares, acquired (in shares)					2,966,764			14,275,473	8,492,851
Shares acquired, average cost per share (in dollars per share)					$ 14.07			$ 16.18	$ 17.64
Common stock repurchases, excluding commissions					$ 41.7			$ 231.0	$ 149.8
Additional authorized amount for share repurchase program									$ 119.2				$ 119.2
LTIP Series C Units \| Directors \| Share-Based Payment Arrangement, Nonemployee
Class of Stock [Line Items]
Granted (in shares)			906,044
Grant date fair value						$ 7.5
Stock incentive plan
Class of Stock [Line Items]
Granted (in shares)									0			0	1,611,578	1,118,537
Operating Partnership Performance Units
Class of Stock [Line Items]
Award vesting period						5 years
Award performance period						3 years
Operating Partnership Performance Units \| Performance conditions
Class of Stock [Line Items]
Percentage of restricted stock units							64.00%
Weighted average grant date fair value (in dollars per share)							$ 15.22
Operating Partnership Performance Units \| Relative TSR Component
Class of Stock [Line Items]
Weighted average grant date fair value (in dollars per share)						$ 9.62
Operating Partnership Performance Units \| LTIP Series C Units
Class of Stock [Line Items]
Percentage of restricted stock units						36.00%
Non-vested Stock Award \| Executive Incentive Program
Class of Stock [Line Items]
Grant date fair value										$ 0.9	$ 5.6
Granted (in shares)										58,910	361,712
Non-vested Stock Award \| Executive Incentive Program \| Minimum
Class of Stock [Line Items]
Award vesting period											3 years
Non-vested Stock Award \| Executive Incentive Program \| Maximum
Class of Stock [Line Items]
Award vesting period											8 years
Non-vested Stock Award \| LTIP Series D Units
Class of Stock [Line Items]
Grant date fair value										$ 0.7
Granted (in shares)										45,982
Non-vested Stock Award \| Other Members of Senior Management
Class of Stock [Line Items]
Grant date fair value										$ 0.1
Granted (in shares)										9,350
Restricted Stock Units (RSUs)
Class of Stock [Line Items]
Award vesting period		5 years	5 years
Percentage of restricted stock units			36.00%
Restricted Stock Units (RSUs) \| Performance conditions
Class of Stock [Line Items]
Percentage of restricted stock units			64.00%
Weighted average grant date fair value (in dollars per share)			$ 15.22
Restricted Stock Units (RSUs) \| Relative TSR Component
Class of Stock [Line Items]
Weighted average grant date fair value (in dollars per share)			$ 19.10
Restricted Stock Units (RSUs) \| Executive Incentive Program
Class of Stock [Line Items]
Grant date fair value		$ 0.3	$ 3.5
Granted (in shares)		21,816	208,055
Options under the Employee Stock Option Plan \| Operating Partnership Performance Units
Class of Stock [Line Items]
Weighted-average incremental shares of common stock excluded from the computation (in shares)									3,649,637				3,662,800
Subsequent event
Class of Stock [Line Items]
Dividends declared per common share, during the period (in dollars per share)	$ 0.31
Stock repurchase program, authorized amount	$ 300.0
Treasury stock, shares, acquired (in shares)				1,380,000
Common stock repurchases, excluding commissions				$ 24.2