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Stock-Based Compensation (Details Textual) - USD ($)
3 Months Ended 9 Months Ended
Dec. 30, 2017
Dec. 31, 2016
Dec. 30, 2017
Dec. 31, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Number of shares of Cavco common stock authorized for grant under stock incentive plans 1,650,000   1,650,000  
Number of shares of Cavco common stock available for grant under stock incentive plans 339,251   339,251  
Stock option exercise price as a percent of fair value of common stock     100.00%  
Stock option expiration period     7 years  
Typical vesting period of stock options and restricted stock awards     5 years  
Stock-based compensation cost charged against income $ 398,000 $ 386,000 $ 1,900,000 $ 1,700,000
Stock Options [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Unrecognized compensation cost related to stock options $ 3,800,000   $ 3,800,000  
Weighted-average period over stock options expected to be recognized     3 years 1 month 30 days