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Commitments and Contingencies (Details Textual) - USD ($) | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Sep. 30, 2017 | Oct. 01, 2016 | Sep. 30, 2017 | Oct. 01, 2016 | Apr. 01, 2017
Loss Contingencies [Line Items] |  |  |  |  |
Repurchase agreements period, minimum |  |  | 18 months |  |
Repurchase agreements period, maximum |  |  | 36 months |  |
Repurchase agreements maximum amount contingently liable | $ 46,600,000 |  | $ 46,600,000 |  |
Reserve for repurchase commitments | (1,692,000) |  | (1,692,000) |  | $ (1,749,000)
Reserve for contingent repurchase and indemnification obligations | 888,000 |  | $ 888,000 |  | $ 885,000
IRLC Loan Commitment Range Minimum |  |  | 30 days |  |
IRLC Loan Commitment Range Maximum |  |  | 180 days |  |
CountryPlace [Member] |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |
IRLCs recorded at fair value | 12,700,000 |  | $ 12,700,000 |  |
Recognized gain on outstanding IRLCs | 10,000 | $ (18,000) | (15,000) | $ 10,000 |
Forward Commitments Recorded at Fair Value | 45,400,000 |  | 45,400,000 |  |
Recognized gain (loss) on the forward sales and whole loan commitments | (227,000) | $ 33,000 | (72,000) | $ (11,000) |
Reinsurance Obligations [Member] | Letter of Credit [Member] |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |
Letter of Credit | $ 7,000,000 |  | $ 7,000,000 |  |

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- Definition Amount to be repaid to the counterparty to the repurchase agreement when the carrying amount (or market value, if higher than the carrying amount) of securities or other assets sold under the repurchase agreement exceeds 10 percent of total assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(m)(1)(i)(A)(ii)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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