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Related Party Transactions - Additional Information (Detail) $ in Thousands |  | 6 Months Ended
--- | --- | ---
Jun. 27, 2013 USD ($) | Jun. 30, 2015 USD ($) Directors
Oxbridge [Member] |  |
Related Party Transaction [Line Items] |  |
Number of non-employee directors | Directors |  | 3
Moksha [Member] |  |
Related Party Transaction [Line Items] |  |
Number of non-employee directors | Directors |  | 1
Payment for related party transaction | $ 4,300 |
Period from June 1, 2014 through May 31, 2015 [Member] | Oxbridge [Member] |  |
Related Party Transaction [Line Items] |  |
Assumed total covered exposure |  | $ 17,800
Transaction amount |  | 4,935
Period from June 1, 2015 through May 31, 2016 [Member] | Oxbridge [Member] |  |
Related Party Transaction [Line Items] |  |
Assumed total covered exposure |  | 11,600
Transaction amount |  | 3,340
Period from June 1, 2013 through May 31, 2014 [Member] | Moksha [Member] |  |
Related Party Transaction [Line Items] |  |
Assumed total covered exposure |  | 15,400
Transaction amount |  | $ 4,300

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- Definition Amount of transactions with related party during the financial reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39603-107864 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39622-107864 + Details
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