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Leases Minimum Contractual Laese Obligations (Details) - USD ($) $ in Thousands | Jun. 30, 2019 | Dec. 31, 2018
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Contractual Minimum Lease Obligations [Abstract] |  |
Operating Lease Payments Due First Year | $ 4,032 | $ 2,574
Finance Lease, Liability, Payments, Due Next Twelve Months | 267 | 1,395
Capital Leases, Future Minimum Payments Due, Next Twelve Months |  | 201
Operating Lease Payments Due Second Year | 4,044 | 2,369
Finance Lease, Liability, Payments, Due Year Two | 240 | 1,444
Capital Leases, Future Minimum Payments Due in Two Years |  | 155
Operating Leases, Future Minimum Payments, Due in Three Years | 3,981 | 2,349
Finance Lease, Liability, Payments, Due Year Three | 126 | 1,493
Capital Leases, Future Minimum Payments Due in Three Years |  | 91
Operating Leases, Future Minimum Payments, Due in Four Years |  | 2,008
Finance Lease, Liability, Payments, Due Year Four | 79 | 760
Capital Leases, Future Minimum Payments Due in Four Years |  | 11
Operating Leases, Future Minimum Payments, Due in Five Years | 845 | 1,130
Finance Lease, Liability, Payments, Due Year Five | 25 | 0
Capital Leases, Future Minimum Payments Due in Five Years |  | 0
Operating Leases, Future Minimum Payments, Due Thereafter | 55 | 374
Finance Lease, Liability, Payments, Due after Year Five | 0 | 0
Capital Leases, Future Minimum Payments Due Thereafter |  | 0
Operating Leases, Future Minimum Payments Due | 14,837 | 10,804
Finance Lease, Liability, Payments, Due | $ 737 | 5,092
Capital Leases, Future Minimum Payments Due |  | $ 458

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- Definition Amount of minimum lease payments for capital leases due in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=84164817&loc=d3e45280-112737 + Details
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- Definition Amount of minimum lease payments for capital leases due in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=84164817&loc=d3e45280-112737 + Details
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- Definition Amount of minimum lease payments for capital leases due in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=84164817&loc=d3e45280-112737 + Details
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- Definition Amount of minimum lease payments for capital leases due in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=84164817&loc=d3e45280-112737 + Details
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- Definition Amount of minimum lease payments for capital leases due in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=84164817&loc=d3e45280-112737 + Details
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- Definition Amount of minimum lease payments for capital leases due after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=84164817&loc=d3e45280-112737 + Details
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- Definition Amount of lessee's undiscounted obligation for lease payments for finance lease. + References 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=77888426&loc=SL77918701-209980 + Details
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