v3.25.3

Condensed Consolidated Balance Sheets (Parenthetical) - USD ($)	Sep. 27, 2025	Dec. 28, 2024
Statement of Financial Position [Abstract]
Accounts receivable, allowance	$ 1,009,000	$ 1,075,000
Preferred stock, par value	$ 0.01	$ 0.01
Preferred stock, shares authorized	3,000	3,000
Preferred stock, shares issued	0	0
Preferred stock, shares outstanding	0	0
Common Stock, Par or Stated Value Per Share	$ 0.01	$ 0.01
Common Stock, Shares Authorized	275,000,000	200,000,000
Common stock, shares issued	163,299,258	161,264,507
Common stock, shares outstanding	156,686,278	156,118,014
Treasury stock, shares	431,862	312,882

Amount of allowance for credit loss on accounts receivable, classified as current.

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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 previously issued common shares repurchased by the issuing entity and held in treasury.

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KOPIN CORP 10-Q