CREATE TABLE table_75577 ("Week" FLOAT, "Date" TEXT, "Opponent" TEXT, "Result" TEXT, "Venue" TEXT, "Attendance" FLOAT)

What is the lowest week number where they played against the Detroit Lions?
SELECT MIN("Week") FROM table_75577 WHERE "Opponent" = 'detroit lions'
SELECT MIN("Week") FROM "table_75577" WHERE "Opponent" = 'detroit lions'