Commitments and Contingencies (Details Textual) - USD ($)	3 Months Ended		6 Months Ended
	Sep. 29, 2018	Sep. 30, 2017	Sep. 29, 2018	Sep. 30, 2017	Mar. 31, 2018
Loss Contingencies [Line Items]
Repurchase agreements period, minimum			18 months
Repurchase agreements period, maximum			36 months
Repurchase agreements maximum amount contingently liable	$ 71,400,000		$ 71,400,000
Reserve for repurchase commitments	(2,303,000)		(2,303,000)		$ (2,207,000)
Reserve for contingent repurchase and indemnification obligations	1,100,000		$ 1,100,000		$ 1,000,000
IRLC Loan Commitment Range Minimum			30 days
IRLC Loan Commitment Range Maximum			270 days
Letter of Credit [Member]
Loss Contingencies [Line Items]
Letter of Credit	11,000,000		$ 11,000,000
CountryPlace [Member]
Loss Contingencies [Line Items]
IRLCs recorded at fair value	18,600,000		18,600,000
Recognized gain (loss) on outstanding IRLCs	(8,000)	$ 10,000	12,000	$ (15,000)
Forward Commitments Recorded at Fair Value	44,200,000		44,200,000
Recognized gain (loss) on the forward sales and whole loan commitments	$ 237,000	$ (227,000)	$ 62,000	$ (72,000)