Debt Schedule of Debt Maturities (Details) $ in Thousands	Dec. 31, 2018 USD ($)
Short-term Debt [Line Items]
Capital Lease Obligations, Current	$ 1,262
2018	12,066
2019	10,297
2020	6,255
2021	31,171
2022	0
Thereafter	300,000
Total minimum obligations	359,789
Revolving Credit Facility
Short-term Debt [Line Items]
Long-term Debt, Current Maturities	22,000
2018	$ 6,875

Total minimum obligation of debt and capital lease obligations, excluding interest

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Amount of capital lease obligation due within one year or the normal operating cycle, if longer.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(19))
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-SubTopic 30
-Section 50
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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-Paragraph 3
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-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690

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