Leases (Finance leases) (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Ending April 1,
2021	$ 7,841
2022	579
Total future payments	8,420
Less payments related to:
Maintenance	1,884
Interest	182
Present value of future minimum finance lease payments	6,354	$ 7,379
Less: Current portion	(5,852)	(4,164)
Total long-term finance lease payments	$ 502	$ 3,215

Less payments related to:

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- Definition

Amounts to be paid by lessee to lessor for maintenance, insurance, and tax expenses related to the leased asset.

+ References

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-Publisher FASB
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+ Details

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- Definition

Amount necessary to reduce net minimum lease payments to present value for capital leases.

+ References

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- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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-Topic 842
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- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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- Definition

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

+ References

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- Definition

Amount of lessee's undiscounted obligation for lease payments for finance lease.

+ References

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- Definition

Amount of lessee's undiscounted obligation for lease payments for finance lease, due in next fiscal year following latest fiscal year.

+ References

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- Definition

Amount of lessee's undiscounted obligation for lease payments for finance lease, due in second fiscal year following latest fiscal year.

+ References

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- References

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