Lease Accounting (Maturity of Lessor Receipts) (Details) $ in Thousands	Dec. 31, 2019 USD ($)
Direct Financing Lease
Total Net Lease Receipts	$ 9,300
Marine Transportation
Operating Leases
2020	20,128
2021	0
2022	0
2023	0
2024	0
Thereafter	0
Total Lease Receipts	20,128
Onshore facilities and transportation
Operating Leases
2020	1,200
2021	1,200
2022	1,200
2023	1,200
2024	1,200
Thereafter	4,100
Total Lease Receipts	10,100
Direct Financing Lease
2020	20,668
2021	20,668
2022	20,668
2023	20,668
2024	20,668
Thereafter	72,336
Total Lease Receipts	175,676
Less: Interest	(58,680)
Total Net Lease Receipts	$ 116,996

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Amount of lease payments to be received by lessor for operating lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 30
-Section 50
-Paragraph 12
-URI http://asc.fasb.org/extlink&oid=119202524&loc=SL77919396-209981

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Present value of lease payments not yet received by lessor and amount expected to be derived from underlying asset, following end of lease term guaranteed by lessee or other third party unrelated to lessor, from sales-type and direct financing leases.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 30
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-Paragraph 10
-URI http://asc.fasb.org/extlink&oid=119202524&loc=SL77919391-209981

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Amount of undiscounted cash flows to be received by lessor for sales-type and direct financing leases in third fiscal year following latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest statement of financial position date.

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Amount of undiscounted cash flows to be received by lessor for sales-type and direct financing leases in second fiscal year following latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest statement of financial position date.

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Amount of undiscounted lease receivable in excess of discounted receivable for sales-type and direct financing leases.

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