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Other Investments	6 Months Ended
Other Investments	Jun. 30, 2019
Other Investments [Abstract]
Other Investments	Other Investments At June 30, 2019, the Company held $14.5 million in investments in certain limited partnerships that invest in various innovative companies in the health care and education-related technology fields. The Company has commitments to invest up to an additional $2.2 million across these partnerships through 2027. The Company's investments range from 3%-5% of any partnership’s interest and are accounted for under the equity method. During the six months ended June 30, 2019, the Company made investments totaling $0.5 million and received cash distributions totaling $1.0 million related to these partnerships. Additionally, during the three and six months ended June 30, 2019, the Company recorded income of $0.6 million and $1.6 million, respectively, related to these partnerships, which was recognized in Other income in the unaudited condensed consolidated statements of income. At December 31, 2018, the Company's investment in limited partnerships was $13.4 million.