| Intangible Assets |
Intangible Assets and Goodwill Intangible Assets The Company has the following intangible assets, net as of September 30, 2022:
| | | | | | | | | | | | | | | | | | | | | | | | | Weighted-Average Remaining Amortization Period | | Gross Carrying Amount | | Accumulated Amortization | | Net | | Amortized intangible assets: | | | | | | | | | Developed technology | 5.6 years | | $ | 422,900 | | | $ | (126,938) | | | $ | 295,962 | | | Internally developed software | 2.6 years | | 158,746 | | | (69,114) | | | 89,632 | | | Gaming licenses | 10.9 years | | 195,361 | | | (24,584) | | | 170,777 | | | Trademarks, tradenames and other | 3.9 years | | 34,367 | | | (11,490) | | | 22,877 | | | Customer relationships | 4.8 years | | 269,728 | | | (62,455) | | | 207,273 | | | | | 1,081,102 | | | (294,581) | | | 786,521 | | | Indefinite-lived intangible assets: | | | | | | | | | Digital assets, net of impairment | Indefinite-lived | | 2,126 | | | — | | | 2,126 | | | Intangible assets, net | | | $ | 1,083,228 | | | $ | (294,581) | | | $ | 788,647 | |
The Company had the following intangible assets, net as of December 31, 2021:
| | | | | | | | | | | | | | | | | | | | | | | | | Weighted-Average Remaining Amortization Period | | Gross Carrying Amount | | Accumulated Amortization | | Net | | Amortized intangible assets: | | | | | | | | | Developed technology | 6.4 years | | $ | 422,900 | | | $ | (87,089) | | | $ | 335,811 | | | Internally developed software | 2.6 years | | 117,953 | | | (52,607) | | | 65,346 | | | Gaming licenses | 7.3 years | | 54,442 | | | (13,466) | | | 40,976 | | | Trademarks and tradenames | 4.5 years | | 30,639 | | | (5,952) | | | 24,687 | | | Customer relationships | 3.3 years | | 99,728 | | | (33,526) | | | 66,202 | | | | | 725,662 | | | (192,640) | | | 533,022 | | | Indefinite-lived intangible assets: | | | | | | | | | Digital assets | Indefinite-lived | | 1,995 | | | — | | | 1,995 | | | Intangible assets, net | | | $ | 727,657 | | | $ | (192,640) | | | $ | 535,017 | |
Amortization expense was $40.6 million and $26.7 million for the three months ended September 30, 2022 and 2021, respectively, and $106.8 million and $78.6 million for the nine months ended September 30, 2022 and 2021, respectively. Goodwill The changes in the carrying amount of goodwill for the nine months ended September 30, 2022 by reporting unit are: | | | | | | | | | | | | | | | | | | | | | | | | | | B2C | | B2B | | Media | | Total | | Balance as of December 31, 2021 | $ | 360,756 | | | $ | 207,684 | | | $ | 47,215 | | | $ | 615,655 | | | Goodwill resulting from the GNOG Transaction | 278,364 | | | — | | | — | | | 278,364 | | | Balance as of September 30, 2022 | $ | 639,120 | | | $ | 207,684 | | | $ | 47,215 | | | $ | 894,019 | |
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