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Supplemental Cash Flow Information - Supplemental Cash Flow Related to Leases (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2021 | Sep. 30, 2020 | Sep. 30, 2021 | Sep. 30, 2020
Cash paid for amounts included in the measurement of lease liabilities: |  |  |  |
Operating cash flows from operating leases | $ (25,331) | $ (29,333) | $ (79,730) | $ (88,570)
Operating cash flows from finance leases | (18) | (16) | (68) | (50)
Financing cash flows from finance leases | (168) | (102) | (688) | (525)
Lease assets obtained in exchange for lease liabilities: |  |  |  |
Operating leases | 17,081 | 16,619 | 41,686 | 56,970
Finance leases | 112 | 275 | 398 | 1,158
Rental purchase option assets obtained in exchange for rental purchase option liabilities | $ 1,129 | $ 3,306 | $ 7,009 | $ 13,229

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- Definition Rental Purchase Option Asset Obtained in Exchange for Rental Purchase Option Liability + References No definition available. + Details
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- Definition Amount of interest paid on finance lease liability. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (g)(1) -URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918686-209980 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 5 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123391704&loc=SL77918643-209977 + Details
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- Definition Amount of cash outflow for principal payment on finance lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 5 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123391704&loc=SL77918643-209977 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (g)(1) -URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918686-209980 + Details
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