XML 52 R42.htm IDEA: XBRL DOCUMENT v3.7.0.1
Share-Based Compensation (Narrative Disclosures) (Details)
$ in Millions
6 Months Ended
Jun. 30, 2017
USD ($)
shares
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Number of shares available for grant | shares 275,065
Deferred compensation expense yet to be recognized | $ $ 1.7
Period of time that deferred compensation expense will be recognized 2 years 5 months 8 days