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Stock-Based Compensation (Details Textual) - USD ($)
$ in Millions
3 Months Ended
Jun. 30, 2018
Jul. 01, 2017
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  
Number of shares of Cavco common stock available for grant under stock incentive plans 356,272  
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 $ 0.6 $ 0.5
Stock Options [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Unrecognized compensation cost related to stock options $ 3.0  
Weighted-average period over stock options expected to be recognized 2 years 10 months 14 days