Amount of lessee's undiscounted obligation for lease payment for operating lease.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=123408670&loc=SL77918701-209980

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- Definition

Amount of lessee's undiscounted obligation for lease payment for operating lease due after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

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Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for operating lease.

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No definition available.

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Present value of lessee's discounted obligation for lease payments from operating lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 45
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=123391704&loc=SL77918627-209977

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Present value of lessee's discounted obligation for lease payments from operating lease, classified as current.

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Present value of lessee's discounted obligation for lease payments from operating lease, classified as noncurrent.

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- Definition

Carrying amount as of the balance sheet date of improvements having a life longer than one year that were made for the benefit of one or more tenants.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.1(f))
-URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910

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LEASES - Operating lease obligations (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Operating Leases
2022		$ 20,541
2023		20,242
2024		16,958
2025		10,866
2026		9,688
Thereafter		3,605
Total Minimum Lease Payments	$ 2,200	81,900
Less: Amount Representing Interest		(10,166)
Present Value of Minimum Lease Payments		71,734
Plus: Tennant Improvements		4,307
Less: Short-term Obligations		(17,231)	$ (34,492)
Operating lease liabilities, long-term		58,810	$ 112,707
Aircraft
Operating Leases
2022		18,221
2023		18,418
2024		15,492
2025		9,400
2026		8,222
Total Minimum Lease Payments		69,753
Less: Amount Representing Interest		(8,054)
Present Value of Minimum Lease Payments		61,699
Less: Short-term Obligations		(14,930)
Operating lease liabilities, long-term		46,769
Real Estate
Operating Leases
2022		1,962
2023		1,466
2024		1,466
2025		1,466
2026		1,466
Thereafter		3,605
Total Minimum Lease Payments		11,431
Less: Amount Representing Interest		(2,073)
Present Value of Minimum Lease Payments		9,358
Plus: Tennant Improvements		4,307
Less: Short-term Obligations		(1,972)
Operating lease liabilities, long-term		11,693
Other.
Operating Leases
2022		358
2023		358
Total Minimum Lease Payments		716
Less: Amount Representing Interest		(39)
Present Value of Minimum Lease Payments		677
Less: Short-term Obligations		(329)
Operating lease liabilities, long-term		$ 348