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Consolidated Balance Sheets (Parenthetical) - $ / shares	Dec. 31, 2020	Dec. 31, 2019
Statement of Financial Position [Abstract]
Preferred stock (dollars per share)	$ 0.10	$ 0.10
Preferred shares authorized (in shares)	10,000,000	10,000,000
Preferred shares outstanding (in shares)	0	0
Preferred shares issued (in shares)	0	0
Common stock (dollars per share)	$ 0.10	$ 0.10
Common shares authorized (in shares)	100,000,000	100,000,000
Common shares issued (in shares)	31,324,745	30,896,661
Common stock outstanding (in shares)	31,324,745	30,896,661

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Face amount or stated value per share of common stock.

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Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

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Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

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