Credit Facility, Bank Loan and Lines of Credit - Credit Facility (Details) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Line of Credit Facility [Line Items]
Total debt	$ 243,280	$ 245,705
Less: Current portion of debt	(12,078)	(10,889)
Less: Unamortized financing costs	(4,265)	(4,605)
Long-term debt	226,937	230,211
Real Estate Loan
Line of Credit Facility [Line Items]
Total debt	7,530	7,580
Term Loan A
Line of Credit Facility [Line Items]
Total debt	175,750	178,125
Revolver Loan
Line of Credit Facility [Line Items]
Total debt	$ 60,000	$ 60,000

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
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-Section 50
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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- Definition

Amount of unamortized debt discount (premium) and debt issuance costs.

+ References

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

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.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition

Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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