I bought a copy on DVD many years ago for my Dad, who was a huge John Wayne fan (and Rangers fan). The movie is very predictable and campy.

There is one on sale via amazon right now for $2.74

https://www.amazon.com/John-Wayne-Collection-Classics-Vol/dp/B00081L2L2/ref=sr_1_1?ie=UTF8&qid=1541772680&sr=8-1&keywords=idol+of+the+crowds