TNT is just reairing the series which has been released, at least season 1, on DVD and blu Ray already, maybe not here in the states thou,. Be forwarned that this series aired originally on Showtime Canada and the first season at least contains R Rated Vilence, Nudity and language cut from the TNT airings.
It's on Blu-Ray in Germany and France, Region B, not sure if region locked as I am in that area myself. Each have a different episode running order.The Blu-Ray is currently €15.90 (approx $20) + shipping from Amazon France http://www.amazon.fr/gp/aw/d/B00A0PJRKO/ref=mp_s_a_1_4?qid=1416924294