Share Repurchases (Details)	May 15, 2015 $ / shares shares
Share Repurchases [Abstract]
Performance awards net exercised to purchase shares of HWAY stock (in shares) | shares	434,436
Exercise price per share (in dollars per share) | $ / shares	$ 9.96
Total number of shares purchased (in shares) | shares	106,408
Price paid per share (in dollars per share) | $ / shares	$ 17.23