Fair Value Measurements (Details 1) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013
Changes in fair value of level 3 assets
Balance at beginning of period	$ 10,358	$ 513
Earnout liability	27,100hcc_EarnoutLiability	22,800hcc_EarnoutLiability
Purchases		9,430
Sales or settlements	(9,859)
Other comprehensive income	215	(231)
Net earnings	740	646
Transfers out of Level 3	0
Balance at end of period	1,454	10,358
Fixed Maturity Securities [Member]
Changes in fair value of level 3 assets
Balance at beginning of period	9,417	164
Purchases		9,430
Sales or settlements	(9,859)
Other comprehensive income	215	(231)
Net earnings	375	54
Transfers out of Level 3	0
Balance at end of period	148	9,417
Other Assets [Member]
Changes in fair value of level 3 assets
Balance at beginning of period	941	349
Purchases		0
Sales or settlements	0
Other comprehensive income	0	0
Net earnings	365	592
Transfers out of Level 3	0
Balance at end of period	1,306	941
Earn Out Liability [Member]
Changes in fair value of level 3 assets
Balance at beginning of period	7,259	7,009
Earnout liability	1,588
Sales or settlements	(61)
Other comprehensive income	0	0
Net earnings	(258)	(250)
Transfers out of Level 3	(300)
Balance at end of period	$ 8,744	$ 7,259

No authoritative reference available.

No definition available.

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- Definition

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Realized Gain Loss Included In Earnings.

+ References

No definition available.

+ Details

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- Definition

Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Unrealized Gain Loss Included In Earnings.

+ References

No definition available.

+ Details

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- Definition

Amount of transfers of financial instrument classified as a liability out of level 3 of the fair value hierarchy.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(3)

-URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258

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- Definition

Amount of purchases of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(2)

-URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258

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- Definition

Amount of sale of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(2)

-URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258

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- Definition

Fair value of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258

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