...Analytical Conclusion: The 'AA+' Issuer Default Rating (IDR) is underpinned by the district's growing economic resource base and strong operating profile. Operations are supported by solid revenue growth and an exceptional level of gap-closing capacity. Established reserves are expected to provide ample financial resilience during the district's transition to a new school funding environment. The district's long-term liability burden is expected to remain moderate. Economic Resource Base: The district encompasses 127 square miles and is located in Denton County, about 20 miles northwest of Dallas. It serves 13 residential communities including the cities of Lewisville, Flower Mound, Carrollton and The Colony....