Quarterly report pursuant to Section 13 or 15(d)

Lease Obligations (Narrative) (Details)

v3.5.0.2
Lease Obligations (Narrative) (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
Dec. 31, 2015
Operating Leased Assets [Line Items]          
Lease expiration year, minimum     2016    
Lease expiration year, maximum     2023    
Percentage of increase in annual base rent, minimum 3.00%   3.00%    
Percentage of increase in annual base rent, maximum 3.50%   3.50%    
Lease exit costs $ 374 $ 218 $ 618 $ 441  
Rent expense, net sublease income 600 900 1,200 1,900  
Adjustment for accretion and changes in lease assumptions $ 300 $ 200 500 $ 400  
Contract Termination          
Operating Leased Assets [Line Items]          
Lease exit costs     $ 200   $ 900