Summary Of Significant Accounting Policies (Redeemable Noncontrolling Interests) (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Rollforward of Redeemable Noncontrolling Interests
Beginning balance	$ 137,720	$ 139,758
Contributions	74,530	19,335	$ 9,961
Net income	4,296	2,228	3,430
Other comprehensive income (loss) - change in value of interest rate swaps	320	(471)	0
Distributions & redemptions	5,268	1,197	4,094
Change in redemption value	2,110	(21,933)
Ending balance	$ 213,708	$ 137,720	$ 139,758

Contributions from redeemable noncontrolling interests

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- Definition

Other Comprehensive Income (Loss) Attributable to Redeemable Noncontrolling Interests

+ References

No definition available.

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- Definition

Redeemable noncontrolling interest, Decrease from Distributions to redeemable noncontrolling interest holders

+ References

No definition available.

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

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- Definition

Amount of Net Income (Loss) attributable to redeemable noncontrolling interest.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.19)
-URI http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227

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- Definition

As of the reporting date, the aggregate carrying amount of all noncontrolling interests which are redeemable by the (parent) entity (1) at a fixed or determinable price on a fixed or determinable date, (2) at the option of the holder of the noncontrolling interest, or (3) upon occurrence of an event that is not solely within the control of the (parent) entity. This item includes noncontrolling interest holder's ownership (or holders' ownership) regardless of the type of equity interest (common, preferred, other) including all potential organizational (legal) forms of the investee entity.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 480
-SubTopic 10
-Section S99
-Paragraph 3A
-Subparagraph (16)(c)
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-Topic 480
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-Section S99
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-Publisher FASB
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-Publisher FASB
-Name Accounting Standards Codification
-Topic 480
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-Section S99
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-URI http://asc.fasb.org/extlink&oid=122040564&loc=SL6540498-122764

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Amount of increase (decrease) in temporary equity from changes classified as other.

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