Nature of Operations and Summary of Significant Accounting Policies Purchase of Investments (Details) - USD ($) $ in Thousands	3 Months Ended
Sep. 30, 2019	Sep. 30, 2018	Jun. 30, 2018
Purchase of investments	$ 1,150	$ 0
Automated Bookkeeping, Inc. [Member] \| Preferred Stock [Member]
Cost Method Investments, Original Cost	6,000		$ 5,000
Purchase of investments	1,000
Renewable Energy Tax Credit Fund [Member]
Purchase of investments	150
Other Commitment	$ 14,850

Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions.

No definition available.

Name:	us-gaap_OtherCommitment
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant