Goodwill and Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill and Intangible Assets

The following table presents a reconciliation of the beginning and ending goodwill and intangible assets for the years ended December 31, 2019 and 2018:

			Intangible assets
	Goodwill		Intangible assets with a definite life			Intangible  assets with an indefinite life		Total			Total
Balance as of December 31, 2017	$	73,071	$	20,487		$	87,031	$	107,518		$	180,589
Acquired during the year	41,736		—			—		—			41,736
Amortization	—		(3,600		)	—		(3,600		)	(3,600		)
Balance as of December 31, 2018	$	114,807	$	16,887		$	87,031	$	103,918		$	218,725
Amortization	—		(2,257		)	—		(2,257		)	(2,257		)
Balance as of December 31, 2019	$	114,807	$	14,630		$	87,031	$	101,661		$	216,468

Schedule of Goodwill

Goodwill as of December 31, 2019 and 2018, related to our Non-life Run-off, Atrium and StarStone segments, was as follows:

	2019		2018
Non-life Run-Off	$	62,959	$	62,959
Atrium	38,848		38,848
StarStone	13,000		13,000
	$	114,807	$	114,807

Summary of Estimated Amortization Expense of Intangible Assets

The following table provides a summary of the amortization recorded on the intangible assets for the years ended December 31, 2019, 2018 and 2017:

	2019		2018		2017
Intangible asset amortization	$	2,257	$	3,600	$	4,266

The estimated future amortization expense related to our intangible assets with a definite life is as follows:

Year	Atrium		StarStone		Total
2020	$	2,033	$	—	$	2,033
2021	2,033		—		2,033
2022	2,033		—		2,033
2023	1,975		—		1,975
2024	1,333		—		1,333
2025 and thereafter	5,223		—		5,223
Total amortization	$	14,630	$	—	$	14,630

Schedule of Finite-Lived Intangible Assets

The gross carrying value, accumulated amortization and net carrying value of intangible assets by type as of December 31, 2019 and 2018 was as follows:

	2019							2018
	Gross Carrying Value		Accumulated Amortization			Net Carrying Value		Gross Carrying Value		Accumulated Amortization			Net Carrying Value
Intangible assets with a definite life:
Distribution channel	$	20,000	$	(8,111	)	$	11,889	$	20,000	$	(6,776	)	$	13,224
Technology	15,000		(15,000		)	—		15,000		(14,778		)	222
Brand	7,000		(4,259		)	2,741		7,000		(3,559		)	3,441
Total	$	42,000	$	(27,370	)	$	14,630	$	42,000	$	(25,113	)	$	16,887
Intangible assets with an indefinite life:
Lloyd’s syndicate capacity	$	37,031	$	—		$	37,031	$	37,031	$	—		$	37,031
Licenses	19,900		—			19,900		19,900		—			19,900
Management contract	30,100		—			30,100		30,100		—			30,100
Total	$	87,031	$	—		$	87,031	$	87,031	$	—		$	87,031

The net carrying value of intangible assets by segment and by type as of December 31, 2019 and 2018 was as follows:

	2019						2018
	Atrium		StarStone		Total		Atrium		StarStone		Total
Intangible assets with a definite life:
Distribution channel	$	11,889	$	—	$	11,889	$	13,224	$	—	$	13,224
Technology	—		—		—		—		222		222
Brand	2,741		—		2,741		3,441		—		3,441
Total	$	14,630	$	—	$	14,630	$	16,665	$	222	$	16,887
Intangible assets with an indefinite life:
Lloyd’s syndicate capacity	$	33,031	$	4,000	$	37,031	$	33,031	$	4,000	$	37,031
Licenses	—		19,900		19,900		—		19,900		19,900
Management contract	30,100		—		30,100		30,100		—		30,100
Total	$	63,131	$	23,900	$	87,031	$	63,131	$	23,900	$	87,031
Total intangible assets	$	77,761	$	23,900	$	101,661	$	79,796	$	24,122	$	103,918

Schedule of Indefinite-Lived Intangible Assets

The gross carrying value, accumulated amortization and net carrying value of intangible assets by type as of December 31, 2019 and 2018 was as follows:

	2019							2018
	Gross Carrying Value		Accumulated Amortization			Net Carrying Value		Gross Carrying Value		Accumulated Amortization			Net Carrying Value
Intangible assets with a definite life:
Distribution channel	$	20,000	$	(8,111	)	$	11,889	$	20,000	$	(6,776	)	$	13,224
Technology	15,000		(15,000		)	—		15,000		(14,778		)	222
Brand	7,000		(4,259		)	2,741		7,000		(3,559		)	3,441
Total	$	42,000	$	(27,370	)	$	14,630	$	42,000	$	(25,113	)	$	16,887
Intangible assets with an indefinite life:
Lloyd’s syndicate capacity	$	37,031	$	—		$	37,031	$	37,031	$	—		$	37,031
Licenses	19,900		—			19,900		19,900		—			19,900
Management contract	30,100		—			30,100		30,100		—			30,100
Total	$	87,031	$	—		$	87,031	$	87,031	$	—		$	87,031

The net carrying value of intangible assets by segment and by type as of December 31, 2019 and 2018 was as follows:

	2019						2018
	Atrium		StarStone		Total		Atrium		StarStone		Total
Intangible assets with a definite life:
Distribution channel	$	11,889	$	—	$	11,889	$	13,224	$	—	$	13,224
Technology	—		—		—		—		222		222
Brand	2,741		—		2,741		3,441		—		3,441
Total	$	14,630	$	—	$	14,630	$	16,665	$	222	$	16,887
Intangible assets with an indefinite life:
Lloyd’s syndicate capacity	$	33,031	$	4,000	$	37,031	$	33,031	$	4,000	$	37,031
Licenses	—		19,900		19,900		—		19,900		19,900
Management contract	30,100		—		30,100		30,100		—		30,100
Total	$	63,131	$	23,900	$	87,031	$	63,131	$	23,900	$	87,031
Total intangible assets	$	77,761	$	23,900	$	101,661	$	79,796	$	24,122	$	103,918