Financial Services (Narrative) (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Financial Services [Line Items]
Mortgage loans held for sale	$ 353,063	$ 282,639
Net gains on the sale of mortgage loans	85,300	87,600	$ 32,200
Inspire [Member]
Financial Services [Line Items]
Mortgage loans in process	164,300	172,300
Mortgage loans held for sale	353,100	282,600
Mortgage loans held for sale aggregate outstanding principal balance	$ 342,000	$ 269,600
Inspire [Member] \| Weighted Average [Member]
Financial Services [Line Items]
Interest rate	3.30%	2.80%

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- Definition

Average fixed interest rate related to the group of interest rate derivatives.

+ References

No definition available.

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- Definition

Nominal or face amount used to calculate payment on derivative.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1B
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- Definition

The net gain (loss) resulting from a sale of loans, including adjustments to record loans classified as held-for-sale at the lower-of-cost-or-market and fair value adjustments to loan held for investment purposes.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
-Topic 942
-SubTopic 220
-Section S99
-Paragraph 1
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- Definition

Represents mortgage loans held in inventory primarily for sale to others (third parties, businesses, legal entities) in the ordinary course of business.

+ References

No definition available.

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- Definition

Fair value portion of mortgage loans held-for-sale.

+ References

No definition available.

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