Stock-Based Compensation - Stock-based Valuation Information (Parenthetical) (Details)	3 Months Ended
Mar. 31, 2020 shares
Board of Director Stock Options [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Stock options granted	0

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.

No definition available.

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