v3.22.2

Intangible Assets, Net and Goodwill (Notes) | 6 Months Ended
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Jun. 30, 2022
Goodwill and Intangible Assets Disclosure [Abstract] |
Intangible Assets, Net and Goodwill | Intangible Assets, Net and Goodwill The Company recognizes certain separately identifiable intangible assets acquired in connection with business combinations and asset acquisitions. Intangible assets consist of the following:
|  | June 30, 2022 |  | December 31, 2021
(in thousands) |  | Gross Carrying Value |  | Accumulated Amortization |  | Net Carrying Value |  | Gross Carrying Value |  | Accumulated Amortization |  | Net Carrying Value
Purchased customer accounts |  | $ | 873,351 |  |  | $ | (80,436) |  |  | $ | 792,915 |  |  | $ | 851,445 |  |  | $ | (54,481) |  |  | $ | 796,964 |
Distributor relationships |  | 260,421 |  |  | (6,976) |  |  | 253,445 |  |  | 100,621 |  |  | (3,814) |  |  | 96,807 |
Software |  | 73,357 |  |  | (23,563) |  |  | 49,794 |  |  | 41,743 |  |  | (18,265) |  |  | 23,478 |
Trade names |  | 28,523 |  |  | (5,713) |  |  | 22,810 |  |  | 24,189 |  |  | (3,583) |  |  | 20,606 |
Carrier relationships |  | 7,859 |  |  | (1,435) |  |  | 6,424 |  |  | 7,859 |  |  | (1,247) |  |  | 6,612 |
Totals |  | $ | 1,243,511 |  |  | $ | (118,123) |  |  | $ | 1,125,388 |  |  | $ | 1,025,857 |  |  | $ | (81,390) |  |  | $ | 944,467 |
Amortization expense recorded for intangible assets was $19.2 million and $10.7 million for the three months ended June 30, 2022 and 2021, respectively, and $36.7 million and $21.3 million for the six months ended June 30, 2022 and 2021, respectively. Refer to Note 2 for a summary of goodwill recorded in connection with business combinations during the six months ended June 30, 2022. The changes in carrying value of goodwill by Operating Group for the periods are as follows:
(in thousands) |  | Middle Market |  | Specialty |  | MainStreet |  | Medicare |  | Total
Balance at December 31, 2021 |  | $ | 901,127 |  |  | $ | 264,018 |  |  | $ | 38,892 |  |  | $ | 24,704 |  |  | $ | 1,228,741 |
Goodwill of acquired businesses |  | — |  |  | 6,865 |  |  | 176,176 |  |  | — |  |  | 183,041 |
Measurement period adjustments(1) |  | 2,983 |  |  | 516 |  |  | — |  |  | — |  |  | 3,499 |
Balance at June 30, 2022 |  | $ | 904,110 |  |  | $ | 271,399 |  |  | $ | 215,068 |  |  | $ | 24,704 |  |  | $ | 1,415,281 |
__________ (1) Measurement period adjustments relating to businesses acquired in the fourth quarter of 2021 increased premiums, commissions and fees receivable by $3.7 million, increased current liabilities by $7.0 million and increased consideration by $0.2 million.

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- Definition The entire disclosure for goodwill and intangible assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -URI https://asc.fasb.org/topic&trid=2144416 + Details
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