CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) shares in Thousands, $ in Thousands	Common Stock	Additional Paid-in Capital	Accumulated Other Comprehensive Loss.	Retained Earnings	Total
Balances at Dec. 28, 2018	$ 110	$ 114,008		$ 30,171	$ 144,289
Balances (in shares) at Dec. 28, 2018	10,968
Increase (Decrease) in Stockholders' Equity
Shares of common stock issued in connection with employee stock purchase plan		749			749
Shares of common stock issued in connection with employee stock purchase plan (in shares)	28
Shares of common stock issued in connection with incentive stock plan		291			291
Shares of common stock issued in connection with incentive stock plan (in shares)	21
Shares used to pay taxes on stock grants	$ (1)	(2,515)			(2,516)
Shares used to pay taxes on stock grants (in shares)	(66)
Issuance of restricted stock award and units	$ 2	(2)
Issuance of restricted stock award and units (in shares)	175
Stock-based compensation expense		1,817			1,817
Net loss				(417)	(417)
Unrealized loss on derivative contracts, net of tax			$ (219)		(219)
Balances at Mar. 29, 2019	$ 111	114,348	(219)	29,754	143,994
Balances (in shares) at Mar. 29, 2019	11,126
Balances at Dec. 27, 2019	$ 115	132,547	(396)	35,012	$ 167,278
Balances (in shares) at Dec. 27, 2019	11,497				11,497
Increase (Decrease) in Stockholders' Equity
Shares of common stock issued in connection with employee stock purchase plan	$ 0	1,073			$ 1,073
Shares of common stock issued in connection with employee stock purchase plan (in shares)	40
Shares of common stock issued in connection with incentive stock plan	$ 0	260			260
Shares of common stock issued in connection with incentive stock plan (in shares)	19
Shares used to pay taxes on stock grants	$ (1)	(2,866)			(2,867)
Shares used to pay taxes on stock grants (in shares)	(92)
Issuance of restricted stock award and units	$ 2	(1)			1
Issuance of restricted stock award and units (in shares)	176
Stock-based compensation expense		4,595			4,595
Net loss				(8,154)	(8,154)
Unrealized loss on derivative contracts, net of tax			(449)		(449)
Balances at Apr. 03, 2020	$ 116	$ 135,608	$ (845)	$ 26,858	$ 161,737
Balances (in shares) at Apr. 03, 2020	11,640				11,640

Amount of decrease to equity for grantee's tax withholding obligation for award under share-based payment arrangement.

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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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