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Credit Facilities and Notes Payable - Schedule of Company's Senior Secured Credit Facilities (Details) - USD ($) $ in Thousands | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2021 | Dec. 31, 2020
Line Of Credit Facility [Line Items] |  |
Borrowing Capacity | $ 1,025,000 | $ 425,000
Outstanding Amount | 613,027 | 154,941
Senior Secured Credit Facilities With Financial Institutions 1 [Member] |  |
Line Of Credit Facility [Line Items] |  |
Borrowing Capacity |  | 200,000
Revolving Credit Facility [Member] |  |
Line Of Credit Facility [Line Items] |  |
Outstanding Amount | 159,999 | 105,397
Two Thousand and Twenty Two August Revolving Credit Facility [Member] | Senior Secured Credit Facilities With Financial Institutions 1 [Member] |  |
Line Of Credit Facility [Line Items] |  |
Borrowing Capacity | 400,000 | 200,000
Outstanding Amount | $ 387,186 | $ 49,544
Weighted- Average Interest Rate | 2.59% | 3.72%
Maturity Date | Aug. 31, 2022 | Aug. 31, 2022
Two Thousand And Twenty Four March Revolving Credit Facility [Member] | Senior Secured Credit Facilities With Financial Institutions 2 [Member] |  |
Line Of Credit Facility [Line Items] |  |
Borrowing Capacity | $ 400,000 |
Outstanding Amount | $ 65,842 |
Weighted- Average Interest Rate | 2.58% |
Maturity Date | Mar. 31, 2024 |
Two Thousand and Twenty Two December Revolving Credit Facility [Member] | Revolving Credit Facility [Member] |  |
Line Of Credit Facility [Line Items] |  |
Borrowing Capacity | $ 225,000 | $ 225,000
Outstanding Amount | $ 159,999 | $ 105,397
Weighted- Average Interest Rate | 4.09% | 5.28%
Maturity Date | Dec. 31, 2022 | Dec. 31, 2022

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- Definition Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition Maturity date of long-term debt, in YYYY-MM-DD format. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb)(2) -URI http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258 + Details
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