Retirement Plan	12 Months Ended
Dec. 28, 2013
Retirement Plan	(7) Retirement Plan Landstar sponsors an Internal Revenue Code section 401(k) defined contribution plan for the benefit of full-time employees who have completed one year of service. Eligible employees make voluntary contributions up to 75% of their base salary, subject to certain limitations. Landstar contributes an amount equal to 100% of the first 3% and 50% of the next 2% of such contributions, subject to certain limitations. The expense from continuing operations for the Company-sponsored defined contribution plan included in selling, general and administrative expense was $1,693,000 in 2013, $1,660,000 in 2012 and $1,611,000 in 2011.

(7) Retirement Plan

Landstar sponsors an Internal Revenue Code section 401(k) defined contribution plan for the benefit of full-time employees who have completed one year of service. Eligible employees make voluntary contributions up to 75% of their base salary, subject to certain limitations. Landstar contributes an amount equal to 100% of the first 3% and 50% of the next 2% of such contributions, subject to certain limitations.

The expense from continuing operations for the Company-sponsored defined contribution plan included in selling, general and administrative expense was $1,693,000 in 2013, $1,660,000 in 2012 and $1,611,000 in 2011.