Over the next 20 years, it became apparent that large capital investments would be required to remain competitive and that even then the financial returns would be mediocre. Fortunately, the textile group generated enough cash in the initial years to permit the firm to purchase two insurance companies headquartered in Omaha: National Indemnity Company and National Fire & Marine Insurance Company. Acquisitions of other businesses followed in the 1970s and 1980s; Berkshire Hathaway exited the textile business in 1985.