Goodwill and Other Intangible Assets - Other Intangible Assets (Details) $ in Thousands	Sep. 30, 2019 USD ($)
Other intangible assets:
Estimated Fair Value	$ 60,900
Accumulated Amortization	8,612
Net Carrying Amount	52,288
Customer relationships
Other intangible assets:
Estimated Fair Value	42,000
Accumulated Amortization	2,864
Net Carrying Amount	39,136
Other
Other intangible assets:
Estimated Fair Value	18,900
Accumulated Amortization	5,748
Net Carrying Amount	$ 13,152