Debt (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Dec. 31, 2014	Jun. 30, 2014	Jul. 01, 2014
Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	150,000
Line of Credit Facility, Amount Outstanding	79,000	69,000
Letters of Credit Outstanding, Amount	8,700	8,700
Line of Credit Facility, Remaining Borrowing Capacity	62,300	72,300
Debt, Weighted Average Interest Rate	1.09%	0.85%
Minimum [Member] | Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility, Commitment Fee Percentage	0.09%
Maximum [Member] | Revolving Credit Facility [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility, Commitment Fee Percentage	0.175%
Prudential Facility [Domain]
Line of Credit Facility [Line Items]
Long-term Debt, Percentage Bearing Fixed Interest, Percentage Rate			3.19%
Long-term Debt	170,000		120,000
Debt Instrument, Unused Borrowing Capacity, Amount	50,000
State of Ohio Assumed Debt [Member]
Line of Credit Facility [Line Items]
Debt Instrument, Face Amount	2,400
Long-term Debt, Percentage Bearing Fixed Interest, Percentage Rate	1.50%
Long-term Debt	2,200	2,300
Term Loan [Member]
Line of Credit Facility [Line Items]
Debt Instrument, Face Amount	100,000
Long-term Debt, Percentage Bearing Fixed Interest, Percentage Rate	1.19%	1.06%
Long-term Debt	98,125	99,400
Prudential Facility - Series D [Domain] | Prudential Facility [Domain]
Line of Credit Facility [Line Items]
Long-term Debt, Percentage Bearing Fixed Interest, Percentage Rate	3.21%
Long-term Debt	50,000
Prudential Facility - Series C [Member] | Prudential Facility [Domain]
Line of Credit Facility [Line Items]
Long-term Debt, Percentage Bearing Fixed Interest, Percentage Rate	3.19%
Long-term Debt	120,000