Line of Credit - Credit Agreement - Interest Rate (Details) - Credit Agreement - Line of Credit - Revolving Credit Facility	May 26, 2016
Line of Credit Facility [Line Items]
Line of credit facility, unused capacity, commitment fee percentage	0.25%
Federal Funds Rate
Line of Credit Facility [Line Items]
Debt instrument, basis spread on variable rate (as a percent)	0.50%
London Interbank Offered Rate (LIBOR)
Line of Credit Facility [Line Items]
Debt instrument, basis spread on variable rate (as a percent)	1.00%