Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=114775744&loc=d3e28555-108399

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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.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Long-Term Debt and Credit Facility - Additional Disclosures (Details) - Credit Facility - USD ($)	Mar. 01, 2019	May 10, 2013
Line of Credit
Line of Credit Facility [Line Items]
Maximum borrowing capacity		$ 75,000,000
Letter of Credit
Line of Credit Facility [Line Items]
Deferred financing costs	$ 1,400,000
Letter of Credit \| Borrowings under revolving credit facility
Line of Credit Facility [Line Items]
Maximum borrowing capacity		$ 10,000,000