Stock Repurchase Program (Details) - Common Stock - USD ($)	May 04, 2016	Nov. 03, 2014	Jun. 30, 2016
Equity, Class of Treasury Stock [Line Items]
Remaining authorized repurchase amount			$ 13,400,000
15 Million Authorization, Expiring November 3, 2016
Equity, Class of Treasury Stock [Line Items]
Stock repurchase program, authorized amount		$ 15,000,000
Stock repurchase program, period in force		24 months
Remaining authorized repurchase amount			3,400,000
10 Million Authorization Expansion, Expiring May 4, 2018
Equity, Class of Treasury Stock [Line Items]
Stock repurchase program, authorized amount	$ 10,000,000
Stock repurchase program, period in force	24 months
Remaining authorized repurchase amount			$ 10,000,000